Weighing filtration membrane is often used to get the dust concentration of environment.However,this method is discommodious and can not get the instantaneous transformation of dust concentration.
环境粉尘浓度的测定一般使用滤膜称重方法测得,该方法费时费力,且不能得到瞬时粉尘浓度的变化。
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| 词汇 | dust concentration |
| 分类 | 英语词汇 英语翻译词典 |
| 释义 |
dust concentration
英语例句库
Weighing filtration membrane is often used to get the dust concentration of environment.However,this method is discommodious and can not get the instantaneous transformation of dust concentration. 环境粉尘浓度的测定一般使用滤膜称重方法测得,该方法费时费力,且不能得到瞬时粉尘浓度的变化。 |
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