gastightness相关的网络例句
查询词典 gastightness
- 与 gastightness 相关的网络例句 [注：此内容来源于网络，仅供参考]
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5G/m3. The gastightness of the stack was measured bypressure test,the half-life decay from 3000pa to 1500pa was 15 min.
熏蒸期间用PH3快速检测管测定PH3浓度。
- 推荐网络例句
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Do you know, i need you to come back
你知道吗，我需要你回来
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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.
1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。
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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.
第三章汉藏语&的&字结构的类型划分。