内部光滑致密，具有优异的防结垢性。
The internal is smooth and compact, has excellent anti-scaling.
在室内实验研究的基础上提出了处理渤南油田结垢性含油污水的方法。
A method of treating oily produced water of Bonan, Shengli, is suggested on the basis of a laboratory experimental study.
对娘子关发电厂炉水磷酸盐处理存在的问题进行分析，对降低锅炉水冷壁的腐蚀和结垢提出了建设性意见。
It analyzes the problem of phosphate treatment for boiler water in niangziguan power plant, bring up suggestion, in order to reduce the corrosion and scaling of water wall tube.
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