- 相关词组
- leather packing for balance piston平衡活塞皮垫
- lift out piston吊缸
- heat flowmeter热疗;
- hydraulic relay valve piston cup液压继动阀活塞皮碗
- lifting piston起重活塞
- inside-packed type piston pump内部填塞式活塞泵
- inside bevelled taper-face piston ring内倒角锥形活塞环
- laser Doppler flowmeter激光多普勒流量计
- piston pump活塞泵;
- reciprocating enginen.往复式发动机;
- double acting piston双作用活塞，双动活塞;
- piston drive sampler活塞驱动取样器;
- piston corer活塞取芯器;
- laser flowmeter激光流量计
- labyrinth piston compressor迷宫活塞式压缩机
- piston attenuator活塞式衰减器;
- liquid sealed drum gas flowmeter液封转筒式气体流量计
- bellows flowmeter膜盒式流量计;
- withdraw a piston吊缸
- piston skirt活塞裙;
- 今日热词
- 热门搜索
- stopwatch n.（赛跑等记时用的）秒表，跑表;
- bristle n.（猪等的）鬃毛;刚毛;（动，植物的）短硬毛;（人的）胡须茬;vi.发怒;（像鬃毛似的）竖立;（因害怕、激怒等而）毛发直立;密密地覆盖;
- canal n.运河;灌溉渠;食道;气管;导管;管道;
- unconditional adj.无条件的，绝对的;无限制的;无保留的;
- rag n.破布;碎布;破旧衣服;碎片;vt.嘲笑，捉弄;糟蹋，欺负;指责，欺负人;
- descendant n.后代;后裔;（由过去类似物发展来的）派生物;弟子;
- midnight n.午夜，子夜;半夜（12点钟）;漆黑adj.子夜的，午夜的，半夜的;半夜里似的，漆黑的
- bucket n.水桶;一桶（的量）;大量;〈俚〉交通工具;v.用桶装，用桶运;倾盆而下;〈美俚〉骗;猛开车，猛划船;
- clone n.克隆动物/植物;翻版，复制品;v.克隆;
- can you speak english 你会说英语吗;你会讲英语吗;
- visa n.签证;
- unlike prep.不像;与…不同;与…平时不同;adj.不同的，不像的;
