piston pin end 连杆小头
crank pin end 连杆大头
pin end link 销端连接
tapered pin end 锥形销端
master link pin end 主连杆销端
drill pipe pin end 钻杆公扣
pin-end column 铰端支柱
end pin 尾销 ; 尾柱 ; 背带钉
piston pin end cap 活塞销盖
Wrist pin end carried on double row long cylindrical roller bearing.
连杆小端装有双列长圆柱滚子轴承。
Tighten the elastic a little. Pin the free end to the facing.
把松紧带收紧一点用大头针把没固定的一端钉在贴边上。
Its upper end is drill pipe box or union, the nether end is casing pin. It is a crossover with hollow inside.
它是个上端为钻杆母扣或者由壬,下端为套管公扣,内空心的转换接头。
Because once you actually push people,to pin them down, what do you mean by it,you end up with something that's either just not true, or not interesting,or not necessary, or not particularly unique to death.
因为你一旦逼问他们这到底是什么含义,得到的东西既不会是真实的,也不会是必要和有趣的,也不会是对于死亡来说独特的。
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