water tightness
短语词组
- water -tightness 阻水性;不透水性
- Water Valve Tightness Test 水中阀体密封性试验
- Water -tightness test under dynamic pressure 动态压力下不透水性试验
- water r tightness 水密性
- air -tightness or water-tightness 气密或水密封的
- field water tightness test 现场水紧张测试;水密性试验;现场水密性试验 返回 water tightness