采用美国瓦茨气隙连接件和预制导向水管线，可能会伴随正常的排放和有害的喷溅。
Normal discharge and nuisance spitting are accommodated by the use of a Watts air gap fitting and a fabricated indirect waste line.
三甘醇残留物伴随游离态的水进入管道，引起输气管道腐蚀，增加了管线保护难度；
TEG residues with free water into the pipe to cause pipeline corrosion, which increased difficult of Pipeline Protection;
三甘醇残留物伴随游离态的水进入管道，引起输气管道腐蚀，增加了管线保护难度；
TEG residues with free water into the pipe to cause pipeline corrosion, which increased difficult of Pipeline Protection;
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