Staple - lock couplings type s for hydraulic power - transmission circuits - dimensions , requirements , testing 液压动力传输管路用s型钩环锁定联接器.尺寸要求和
2.
Aerospace - thread inserts , with mj thread , ring locked , screw - locking , corrosion - resisting steel ; classification : 900 mpa 1100 mpa 1250 mpa 1550 mpa 315 c 425 c 航空航天.耐腐蚀钢制带环锁和mj螺纹的螺钉锁紧的丝套
3.
A fastening device consisting of parallel rows of metal , plastic , or nylon teeth on adjacent edges of an opening that are interlocked by a sliding tab 拉链由平行的金属、塑料或尼龙的齿状物制成的，在开口临近边缘上被滑动的拉环锁住的紧扣物
4.
The whole system adopts one pll only to control vco to output the ultra wideband frequency of 2 ~ 12ghz , and realizes small volume , low cost microwave frequency source 整个系统采用单环锁相控制vco ,输出2 ~ 12ghz的超宽带频率,实现了小体积、低成本的微波频率源。
