For the buried hot waxy crude pipeline running at low flux, the new best pigging period model is established based on old pigging period model, which consider paraffin deposit thickness.是什么意思_For the buried hot waxy crude pipeline running at low flux, the new best pigging period model is established based on old pigging period model, which consider paraffin deposit thickness.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句