headward是什么意思   headward怎么读

英式:['hedwəd]    美式:['hedwəd]

headward单词基本解析:

adj.向头的,朝头部的adv.向头
adj. 向头的, 朝头部的adv. 向头
adj.向头的,朝头部的;

headward变化用词:



headward英英释义:

headward中文词源:

headward用法和例句:

headward


Erosion, which may include undercutting, knick point migration, headward erosion and downcutting, continues but at a much reduced rate.

一些树最初在深冲沟出现前的浅冲沟中生长,一些冲沟里没有树木生长的迹象,生长的树木就是最初分开它们的栅栏标记。


headward erosion

向源侵蚀 朔源侵蚀


headward acceleration

头向(足到头)加速度, 足向(头到足)过载


headward gradient acceleration

头向梯度加速度


headward growth

头方生长


gully bed incision and headward erosion

控制沟道下切


Formulas for Calculating Headward Erosion on a Bed Load-Delta

推移质三角洲溯源冲刷计算公式


THE CONCEPTS AND MATHEMATICAL MODEL OF DOWNW-ARD SEDIMENTATION AND HEADWARD SEDIMENTATION

沿程淤积与溯源淤积的概念与数学模型