long lead  长引线

Long Lead Items  提前时间最长的事项

Long Lead Procurement  提前时间最长的采购

long lead time item list  长前置时间项目清册

Long screw  多头螺杆泵; 超长丝杠; 长螺丝

long screw connector  长螺杆连接件

long screw feeder  长螺旋秤

long screw high-pressure pumping concrete pile technology  长螺旋高压桩

long screw-feed drill  长螺旋钻机

DICOM Long long a way  漫漫长路中文走近

long lead time  长前置时间

acme thread lead-screw  梯形丝杠

Antenna Lead Screw  天线丝杠

ball lead screw  滚珠丝杠

constant lead screw  等螺距螺杆

cross lead screw  横向丝杆

cross lead screw nut  横向丝杆螺母

decreasing lead screw  减螺距螺杆

Discussion on Process of Slim Lead Screw  浅析细长丝杠加工