- 相关词组
- double acting piston双作用活塞，双动活塞;
- washer for balance piston平衡柱塞垫圈
- piston corer活塞取芯器;
- hoist piston起重机活塞
- water piston水泵活塞
- side of piston ring活塞环端
- wheel cylinder piston cup刹车储气筒活塞皮碗
- main valve piston主阀活塞
- dashpot piston减震活塞;
- piston drive sampler活塞驱动取样器;
- wedge channel grooved piston ring楔形槽活塞环
- withdraw a piston吊缸
- wheel cylinder piston轮闸储气缸活塞
- hammer piston汽锤活塞
- marine piston type condensing unit船用活塞式压缩冷凝机组
- multiple piston rotary pump多缸回转泵
- piston attenuator活塞式衰减器;
- noncontacting piston扼流活塞
- hole-boring piston扩眼活塞
- hoist piston ring起重机活塞环
- 今日热词
- 热门搜索
- attention n.注意，注意力;照料，关怀;殷勤;int.[口令]立正;
- curve n.曲线(面);(使)呈曲线型;v.沿曲线运动;
- CIF abbr.Cost;Insurance and Freight 到岸价格;
- 九月 （公历） September;the ninth month of the lunar year;the ninth moon;Sep;
- drier n.干燥器，吹风机，甩干机;adj.干的( dry的比较级 );干性的;干咳的;无趣味的;
- messenger n.信使，信差;先驱;[军]通信兵，传令兵;
- trousers n.裤子;
- because of 因为，由于;基于;
- disability n.缺陷;残疾;无能力;残障福利金;
- dilemma n.窘境，困境;进退两难;
- choke v.使噎住;使窒息;使哽咽;掐死;勒死;阻塞;塞满;失灵;n.阻风门;窒息;哽咽声;呛住声;
- blog n.博客，网志（网站上记有活动、意见等的个人记录）;vi.维护网志（不断更新和传发他人等）;
