L-38 bearing shell corrosion test and 1g2 high temperature lustration engine stand test are carried out.
并进行L—38轴瓦腐蚀性和1g 2高温清净性发动机台架试验。
This technique can be popularized in production of gas generator shell with different volume, such as 20, 30, 60, 80 l, which will have a wide market and better economical.
通过批量生产，该工艺可在20,30,60,80L等不同容量气体发生器壳体生产中推广，有相当大的市场前景及经济效益。
The study results indicate that there is a soil liner shell outside the mortar l…
研究结果表明，砂浆衬砌外侧存在一个抗剪强度明显高于原状土体的土质外衬。
The study results indicate that there is a soil liner shell outside the mortar l…
研究结果表明，砂浆衬砌外侧存在一个抗剪强度明显高于原状土体的土质外衬。
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