汽车刮水胶条
wiper blades of automobile
可降水水汽
precipitable water vapor
Business Information of Shanghai
美车汽车货运协会
american trucking association
凝汽器汽侧空气修正系数
the air correcting coefficient of heat-transfer for steam side of condenser
凝汽器水位测量的改进
Improvementson Measuring Water Level of Condenser
凝汽器水位调节阀
condenser level control valve