超大口径的采用旋压加工。
在上面一支大口径管,会把呼出的气体收集到塑料袋中用来分析。
It holds a wide tube that will route my exhalations into plastic bags for analysis.
本文介绍一种全凭手工切割大口径锗单晶的切片方法。
The method to slice large diameter Ge crystal by hand is shown.
所使用的分析方法可以应用于其他大口径光学系统。
The method can be applied to other large aperture optical systems.
大口径高精度空间光学窗镜的技术特点有二。
坑道内大口径、长延伸、低电阻率的金属管道,对测深资料的影响非常大。
The heavy caliber, long extension and lower resistivity impact on sounding data extremely.
请记住,我们的大口径钢管,重墙和X级的源。
Remember, we are THE source for Large Diameter Pipe, Heavy Walls and X-Grades.
请记住,我们的大口径钢管,重墙和X级的源。
Remember, we are THE source for Large Diameter Pipe, Heavy Walls and X-Grades.
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