水垢增率的英文

• scaling rate

• 水垢:    incrustant; incrustation sca ...
• 增:    increase; gain; add
• 率:    rate; ratio; proportion
• 增率:    gaining rate
• 水垢:    incrustant; incrustation scale; scale deposit; scale; incrustation 除去锅炉里的水垢 scour out a boiler; 水垢净化器 scaler