... 箭线表示活动双代号网络 activity on arrow ("aoa"); aoa activity on arrow 节点表示活动单代号网络 aon activity on node 泵活塞 pump piston ...
基于198个网页-相关网页
accelerator pump piston 加速泵活塞
piston pump [机] 柱塞泵 ; 活塞式泵 ; 气动活塞泵
fuel supply pump piston [动力] 输油泵活塞
pump piston cup 泵柱塞套
Oil pump piston o-rings 油泵柱塞O型圈
hot-water pump piston 热水泵活塞
axial piston pump [机] 轴向活塞泵
pump piston angle 泵柱塞偏角
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