When a water truck or a tank (Baker or Frac) is used, it is recommended to first pour in the water and follow with the WPC concentrate.是什么意思_When a water truck or a tank (Baker or Frac) is used, it is recommended to first pour in the water and follow with the WPC concentrate.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句