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型螺旋

型螺旋

型螺旋

型螺旋

2

This paper discusses the airworthiness certification flight test of a propeller , consisting of the ground test and the flight test .

介绍了某型螺旋桨适航审定试验，包括装机地面试验和飞行试验。

5

Methods 25 patients of prolapse of lumbar intervertebral disc were operated by Teng , ITR-VI improving type spirality ALPD apparatus .

方法 25 例腰椎间盘突出症的病例均采用滕氏 ITR-VI 改进型螺旋式自动腰椎间盘摘除仪治疗。

6

The Type M Fuller-Kinyon Pumps are heavy-duty, screw-type pneumatic pumps .

型螺旋泵是一款重型气动泵。

7

JBL type propeller type agitator .

型螺旋桨式搅拌机

9

Optimum Design of Cylinder Helix Compression Spring Using Gridding Method

利用网格法对圆柱型螺旋压缩弹簧的优化设计

10

Centric wafer type spiral manually operated butterfly valve

中心型螺旋式手动蝶阀

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