... stick in valve housing；斗杆内缩阀壳体 stick lever；斗杆操纵杆 stick line relief valve；斗杆管路安全阀 ...
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If you lever up the stone with a stick, you will find lots of insects living beneath it.
要是用棍把这块石头撬起来，你会看到石头下面有许多虫子。
The cross section and material properties of the loom's side lever and picking stick are designed with optimization method, and the picking mechanism is designed through dynamical routine.
本文以均匀投梭加速度，减小投梭动负荷为目的，用机构优化设计方法对投梭机构的侧板、投梭棒的截面尺寸和材料性能参数进行了优化设计；
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