英语词汇contraction section怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
The formula to calculating head losses in the contraction section were revised.
并对收缩段水头损失的计算公式进行修正。
2
A method that can be used to design, manufacture and test the contraction section of a wind tunnel is presented.
介绍了一种简洁有效的低速风洞收缩段的设计、加工以及校验的方法。
3
Based on the numerical simulation, the check gate contraction section and the vertical-curve section of the emptying tunnel are optimized.
通过数值模拟方法对放空洞检修闸收缩段和龙抬头竖弯段进行了优化。

单词	contraction section
释义	contraction section 简明释义收缩段专业释义 1 航空、航天科学技术收缩段双语例句 1 The formula to calculating head losses in the contraction section were revised. 并对收缩段水头损失的计算公式进行修正。 2 A method that can be used to design, manufacture and test the contraction section of a wind tunnel is presented. 介绍了一种简洁有效的低速风洞收缩段的设计、加工以及校验的方法。 3 Based on the numerical simulation, the check gate contraction section and the vertical-curve section of the emptying tunnel are optimized. 通过数值模拟方法对放空洞检修闸收缩段和龙抬头竖弯段进行了优化。
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