[水流]抽气机  aspirator

〔飞机气象〕侦察  recon

135气体发动机机组  135 gas engine sets

240火花塞式燃气机  240 spark plug gas engine

CNG加气机  CNG dispenser

PITE3120型柴油机气缸状态测试仪  tester for PITE 3120 model diesel cylinder

闭气机构设计  obturation mechanism design

变频冷气机  Variable speed air-conditioner

表面曝气机  surface aerator

表面通气机  surface aerator

表面下曝气机  subsurface aerator

薄膜真空脱气机  film type vacuum deaerator

柴油机气缸盖  Diesel engine cylinder head

柴油机气缸套  engine cylinder liner; Diesel engine cylinder liner

柴油机气缸体  Diesel cylinder body; Diesel cylinder

柴油机气门用钢  Steel for Diesel Valve

柴油煤气机  diesel gas engine

柴油主机气动遥控系统  pneumatic remote control system for main diesel engine

掺气机理  mechanism of air bubble entrainment

产气机制  biochemistry mechanism