... 砂地试验 test on sand 上边梁 roof side rail 上层车厢 双层公共汽车的ntop deck ...
双语例句
1
The effect of capillary pressure and water saturation onsand production has been researched through the core flow test in this paper.
通过室内岩心流动试验,研究了毛管力、含水饱和度对岩石出砂规律的影响。
2
CYBS series anti sand travelling barrel rod pumps were used on 4 Wells in Wennan Oilfield to test their performance of sand control and slush pumping.
采用CYBS系列动筒式防砂卡抽油泵,在文南油田不同井况的4口井中进行了防砂卡抽泥浆工艺的生产试验。
3
When the moulding technological test is carried out on the air impulse test moulding machine, the moulding sand employed is the sand used by Nanchang Diesel Factory for high-pressure moulding.