Technology of coating fluoroplastics on the inner surface of heat exchanger pipes was studied.By improving the process of coating, fluoroplastics could be uniformly and compactly coated.是什么意思_Technology of coating fluoroplastics on the inner surface of heat exchanger pipes was studied.By improving the process of coating, fluoroplastics could be uniformly and compactly coated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句