... screwdriver改锥,螺丝刀 screw-shaped plate螺旋形板 screw-type compressor螺杆式压缩机 screw-type refrigerating compressor螺杆式制冷压缩机 ...
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positive-displacement screw type compressor 正排量螺旋式压气机
trailer type screw compressor 拖车式螺杆压缩机
screw type refrigeration compressor 螺杆式制冷压缩机
screw type refrigerating compressor 螺杆式制冷压缩机 ; 螺旋式冷冻压缩机
screw type chain cable compressor 螺旋止链器 ; 螺旋式止链器
Screw-type air compressor 螺杆式空压机
z type screw compressor z形螺杆压缩机
rotary type screw compressor 旋转式螺杆压缩机
open-type screw refrigerating compressor 开启式螺杆制冷压缩机
In 1968, Quincy got the rotary screw compressor technology license and started to manufacture screw type compressor.
1968年，昆西获得螺杆压缩机技术并开始生产螺杆式压缩机。
Takes the screw type compressor rotor as an example, a calculating method of unknown section profile of spiral surface and its conjugate shape is introduced and practical formulas are given.
以螺杆压缩机转子为例，介绍了未知螺旋面端截面轮廓及其啮合的共轭齿形求法，给出了实用计算公式。
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