sieves是什么意思   sieves怎么读

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sieves单词基本解析:

n.筛,漏勺( sieve的名词复数 )v.筛,漏勺( sieve的第三人称单数 )
n. 筛子, 粗篮, 说话轻率不能保密的人v. 筛, 滤
n.筛,漏勺( sieve的名词复数 );

sieves变化用词:



sieves英英释义:

名词 sieve:

a strainer for separating lumps from powdered material or grading particles

同义词:sieve, screen

动词 sieve:

examine in order to test suitability

同义词:screen, screen out, sieve, sort

check and sort carefully

同义词:sieve, sift

separate by passing through a sieve or other straining device to separate out coarser elements

同义词:sift, sieve, strain

distinguish and separate out

同义词:sieve, sift

sieven.a strainer for separating lumps from powdered material or grading particles

同义词:screen

v.examine in order to test suitability

同义词:screenscreen outsort

check and sort carefully

同义词:sift

separate by passing through a sieve or other straining device to separate out coarser elements

同义词:siftstrain

distinguish and separate out

同义词:sift

sieves中文词源:

sieves用法和例句:

sieves


Keywords 5 A molecular sieves;naphtha;hydrothermal synthesis;normal paraffins;static saturated adsorption capacity;

5A分子筛;石脑油;水热法;正构烷烃;静态饱和吸附量;


Keywords 5A sieves;coke;deactivation;orthogonal experiments;regeneration;

5A分子筛;结焦;失活;正交试验;再生;


Fe- MCM- 41 molecular sieves

Fe-MCM-41分子筛


Fe-Si mesoporous molecular sieves

Fe-Si介孔分子筛


mesoporous HAl-MCM-41 molecular sieves

HAl-MCM-4介孔分子筛


ADSORPTION, DIFFUSION AND SHAPE SELECTIVE REACTIONS ON HZSM-5 MOLECULAR SIEVES

HZSM-5分子筛的吸附、扩散及其择形反应


The M41S, HMS, MSU, and SBA silica based crystalline mesoporous molecular sieves are of great academic and practical importance in catalysis, absorptive separation technology, and materials science.

M41S、HMS、MSU和SBA等具有规则孔道结构的介孔硅基分子筛及其杂原子衍生物在多相催化、吸附分离及材料科学领域有重要的学术研究与工程应用价值。


A Relationship Between Adsorption Heat and Structure of Adsorbate Molecule in NaX Zeolite Molecular Sieves

NaX型沸石分子筛中吸附质分子结构与吸附热的关系


Catalyzed oxidation of formaldehyde by SBA-15 mesoporous molecular sieves supported metal-phthalocyanine

SBA-15介孔分子筛负载金属酞菁催化氧化甲醛


V-MCM-41 mesoporous molecular sieves

V-MCM-41介孔分子筛


The next hopper and sieves the wire table to have the air cylinder control system to have the safeguard to the mechanical operation security.

下料斗及筛网架均配有气缸控制系统对机械操作的安全性更有保障。


Both Ti-MSU-1 and Ti-MSU-2 molecular sieves showed catalytic activity to oxidation reaction of styrene.

两种Ti MSU分子筛均对苯乙烯具有催化氧化性能 .


This thesis emphasized on the preparation of mesoporous molecular sieves MSU.

中孔分子筛MSU是当今认为在稳定性方面很有发展前途的一种催化新材料。


Mesoporous molecular sieves are of great academic and practical importance in heterocatalysis. In this review, we mainly summarized the progress made in its catalytic application.

中孔分子筛在多相催化领域具有重要的理论研究和实际应用价值,综述了国内外的学者在其催化应用方面所取得的进展。


Studies on Reaction Mechanism of turpentine Catalyzed by Super-acidic Mesoprorous Molecular Sieves

中孔分子筛超强酸催化松节油化学反应机理研究


Mesoporous molecular sieves and its applications.

中孔径分子筛及应用。


In this paper,dust sampled from the air-conditioner sieves were analyzed by FTIR,XRD and SEM.

为此,采用红外光谱、X射线衍射、扫描电镜等手段对河南博物院空调滤网上的粉尘进行了成分分析和形貌分析。


To meet the needs for study the shape selectivity of zeolite molecular sieves,an approach for estimation of molecular dimensions was developed.

为满足研究沸石分子筛择形选择性的需要,对分子尺寸的估算进行了探讨。


mesoporous molecular sieves(MMSs)

介孔分子筛


Keywords Molecular sieves;Tetrabutyltin;Grafting reaction;Surface modification;

介孔分子筛;四丁基锡;接枝反应;表面修饰;


mesoporous molecular sieves MCM-48

介孔分子筛MCM-48


Molecular sieves mesoporous silica

介孔分子筛SBA-15


mesoporous silica molecular sieves

介孔氧化硅分子筛


mesoporous aluminophosphate molecular sieves

介孔磷酸铝分子筛


An experimental study of adsorption properties of micro-pore molecular sieves for heavy metals ions

介微孔复合沸石分子筛对重金属离子吸附性能的实验研究


In this paper,the latest advances in the application of silicoaluminophosphate (SAPO) molecular sieves to isomeric catalysis are reviewed.

介绍了SAPO分子筛在烯烃异构、烷烃异构、芳烃异构、异构脱蜡等化工过程的最新应用;


The oxidation and dehydrogen products of isopentane were analyzed by using two parallel chromatographs with preseparated column of carbon molecular sieves.

以碳分子筛作预切割柱,用两台色谱仪并联,对异戊烷氧化脱氢产物进行全分析。


The experiments were carried out with the Raney nickel catalysts and molecular sieves, using the ceramic membrane to evidence the present of critical point.

以骨架镍催化剂和分子筛微粒为实验对象,用陶瓷微滤膜通过实验对此进行了验证。


But the experiences of places that have already gone this route suggest that such rules are like sieves.

但是已经实行过安乐死的地区则认为这项法规就如同漏筛。


AlPO_4-5 and AlPO_4-11 molecular sieves were modified with the solution of 2% ammonium fluoride, The products were characterized with XRD, IR, TG-DTG.

作者用2%的氟化铵溶液对A1PO_(4-5)和A1PO(4_11)分子筛进行了改性。


Catalytic performances evaluation showed that the Ti, Zr, and V containing mesoporous MSU molecular sieves were active in catalyzing styrene oxidation with aqueous hydrogen peroxide in the acetic acid medium.

催化性能评价结果表明 ,在乙酸介质中 ,Ti、 Zr和 V等过渡金属原子取代的分子筛样品可以催化苯乙烯氧化为苯甲醛的反应 ,且活性和选择性较高


Measuring the Specific Surface Area of 5A Molecular Sieves with ECP Method

冲洗色谱特征点法(ECP)测定5A分子筛的比表面积


Keywords Molecular sieves;Cumene;Application reseach;

分子筛;异丙苯;应用研究;


Keywords Mg SAPO 34;molecular sieves;calcination;catalytic activity;

分子筛;焙烧;催化活性;


Optimization of Hydrogen Gas-Adsorption Drying Process Condition on Molecular Sieves

分子筛吸附干燥氢气的工艺条件优化


Advances in Molecular Sieves and Application Prospects of These Materials in Fluid Catalytic Cracking Fields

分子筛材料研究及其在催化裂化过程中的应用前景


Filter Driers with Molecular Sieves

分子筛过滤干燥器


Metal cloth Metal mesh Metal fabric Woven mesh Electrowelded mesh - Filters Sieves - Stretched...

分类标题:金属筛网和金属滤网|金属栅、金属网和金属筛网...


The large bulks of DG and TG may cause obstructs for their diffusion into the holes of molecular sieves.

双层胶质DG和三层胶质TG结构的体积较大,难以扩散到分子筛催化剂的孔道内。


Luminescent Molecule/Mesoporous Molecular Sieves as Assembly Sensing Materials

发光分子/介孔分子筛组装传感材料的研究


substituted A1PO- 11 molecular sieves

取代A1PO-11分子筛


An asymptotic formula in vector sieves

向量筛法中的一类渐近公式


cobalt-containing mesoporous molecular sieves

含钴介孔分子筛


STUDY ON THE DECOMPOSITION OF CYCLOHEXYL HYDROPEROXIDE OVER CHROMIUM CONTAINING MOLECULAR SIEVES

含铬分子筛催化环己基过氧化氢分解反应研究


Which three sieves?

哪三个筛子?”


international standard sieves

国际标准筛


During the past decade,lots of new molecular sieves type of solid base catalysts have appeared widely.

在过去10多年中,新型分子筛类固体碱性催化剂已经大量涌现。


XU Ruren, PANG Wenqin, TU Kungang. Structure and Synthesis of Zeolite Molecular Sieves[M]. Changchun: Jilin University Press, 1987(in Chinese).

孙承绪.计算机在硅酸盐工业中的应用[M].沈阳:东北大学出版社,1987.


Keywords rich-manganese slags;lixiviate;microwave;4A molecular sieves;

富锰渣;酸浸;微波;4A分子筛;


Adding molecular sieves to liner can remarkably improve the combination properties of the liner.

将分子筛添加于包覆层中,可显著提高包覆层的综合性能。


Alumina is then extracted from the furnace and passed over vibrating sieves to obtain an extremely fine powder with a diameter of less than one micron.

将铝氧粉从煅烧炉中提取出来。通过振动筛,筛出直径不足1微米的超细粉末。


Some relative researches for the removal of surfactant in the chunnel of molecular sieves were investigated.

并对介孔分子筛孔道内表面活性剂去除进行了相关研究。


Application of Chord Length Distribution to Fine Structure Analysis of Mesoporous Sieves

应用弦长度分布函数研究中孔分子筛的精细结构


When heterogeneous crystal seeds added reached a certain quantity, EU-1/MOR and EU-l/ZSM-5 composite molecular sieves could be observed.

当异质晶种添加量大于一定量时,生成EU-1/MOR及EU-1/ZSM-5复合分子筛。


Micro/mesoporous composite molecular sieves

微孔-介孔复合结构分子筛


Performance of Binder and Char Particle Size in the Production of Carbon Molecular Sieves

成型粘结剂及粒度对炭分子筛性能的影响


Various series of specific molecular sieves have strong ability of selective absorption, high strength, and thermal stability which have been proved successful when used in chemical, petrochemical and natural gas processes.

我公司生产的分子筛具有强度高,热稳定性好,选择吸附性强的优点。广泛应用于化工、石化、天然气等行业,得到用户的满意。特性及用途。


Various series of specific molecular sieves have strong ablility of selective absorption,high strength,and thermal stability which have been proved successful when used in chemical,petrochemical and natural gas processes.

我公司生产的各种专用分子筛具有强度高,热稳定性好,选择吸附性强的特点,广泛应用于化工、石化、天然气等行业、得到用户的满意。


Assembles of Chiral Titanium Tartrate Complex over Mesoporous Molecular Sieves

手性钛络合物在中孔硅分子筛上的组装


The study shows that 4A molecule sieves can be formed directly from metakaolinite, and the gelation and agingstage can be ignored.

指出可以不经过成胶和老化阶段,直接由偏高岭石晶化形成4A分子筛。


Mesoporous molecular sieves have attracted considerable attention because of their potential use as versatile catalysts and catalyst supports for the conversion of large molecules.

摘要介孔分子筛具有较大的孔径以及择形活性中心,具有潜在的应用优势,因而受到越来越普遍的关注。


In this paper, the latest advances in the application of silicoaluminophosphate (SAPO) molecular sieves to isomeric catalysis are reviewed.

摘要介绍了SAPO分子筛在烯烃异构、烷烃异构、芳烃异构、异构脱蜡等化工过程的最新应用;


Several sieves are applied during the course of modeling of disassembly AND/OR graph, and the estimate of sieving rate is the precondition of reasonable sieving sequence.

摘要拆卸与或图的拆卸模型中的一种,它的建模过程需要利用多重筛子进行筛选,筛选率的估计是合理安排筛选顺序的前提。


In this paper, the features and classifications of molecular sieves were reviewed.The applications of molecular sieves in polymers were introdu...

文中综述了沸石分子筛的特点、分类及其在橡胶、塑料、纤维等聚合物中的应用研究。


In this paper, the features and classifications of molecular sieves were reviewed.The applications of molecular sieves in polymers were introduced.

文中综述了沸石分子筛的特点、分类及其在橡胶、塑胶、纤维等聚合物中的应用研究。


binderless 5A molecular sieves

无黏结剂5A分子筛


In this paper, by the combustion in a stream of air, the orthogonal experiments are designed to regenerate three kinds of 5A sieves, which contain coke of 0. 1, 0. 8 and 2. 5 percent by mass.

本文用正交试验方法,对结焦含量为0.1%、0.8%、2.5%的失效5A分子筛分别进行空气燃烧除焦再生试验。


Preparation of carbon molecular sieves(CMS)from brown coal by two-step carbonization method(TSC)has been investigated in this work.

本文针对高挥发分的褐煤原料,提出两步炭化法制炭分子筛概念,并考察了工艺条件和产品空分性能。


Subject this main research make by oneself design design overall component main to shake screening machine calculate the vibration of detailed analysis sieves the mechanical state of development.

本课题主要研究了自定振动筛分机的总体设计、主要组成部分的设计计算,详细分析了振动筛分机械的发展状况。


mesoporous molecular sieves containing hetero atom

杂原子介孔分子筛


heteroatom-containing molecular sieves

杂原子分子筛


Keywords heteroatom molecular sieves;structural characterization;

杂原子分子筛;结构表征;


Verification of Standard Testing Sieves

标准试验筛的检定


Aim at the disadvantages of both short life and large salt loss that ordinary centrifuge sieves takes,a new type of sieve is developed with which the salt loss is decreased greatly.

根据普通筛网寿命短、盐损大的缺点,研制了双梯形离心机筛网,降低了盐损失,复合高耐磨、高耐腐材质工作层,有效延长使用寿命;


The rhizomes are used for weaving sieves for selecting young fish; the culms are split for weaving fences.

根状茎用于为选择幼小的鱼纺织筛子;秆是用于纺织栅栏分裂。


The development of zeolites and its application in petrochemical industry were reviewed. The structure of this kind of molecular sieves were discussed.

概述了沸石分子筛的结构、发展及在石油化工中的应用。


The Making Pore Affected by Template for ZSM-5 Molecular Sieves

模板剂对ZSM-5分子筛的成孔作用


The first pneumatic pump type matching the can reduce the ink waste and infrequent ink foreign body blocked sieves and as a result of motor overheats fire incidents, has high security.

气不静泵式的首次配不朱度较少,不妨裁减油不朱爱惜,且好多爆发油不朱洋的异物不通功滤网和因电机功热变成火警的变乱,具有较矮的安全性。


Rotor spinning involves the contact of fibers in or on rotating devices such as funnels, cones, sieves, or needled surfaces.

气流纺纱包括纤维与回转部件(转杯)表面和内部的摩擦这样一个过程。转杯有漏斗型、圆锥型、格筛型、针板型等。


Causes Analysis of Adsorption Efficiency Decreasing of Molecular Sieves of the Argon Purification System

氩净化系统分子筛吸附器效能下降的原因分析

用作名词(n.)

We can separate the stones out with a sieve.
我们可以用一个筛子把石头分离出来。

This boat leaks like a sieve,ie very badly.
这条船漏得像个筛子。

用作动词(v.)

We often shake flour through a sieve.
我们经常用筛子筛面粉。

You'll need to sieve out the stone from the soil.
你得将石块从土中筛出。

Sieve the sauce to get the lumps out.
滤一下酱汁,把硬块弄出来。

Known as theanine, the tiny molecule enters the bloodstream, then crosses the critical blood-brain barrier, the selective sieve that allows entry only of certain molecules.
这种称作茶胺酸的微小分子会进人血液中,接着穿越重要的血脑屏障,那是种只让特定分子通过的选择性滤网。