Two controlled circulation boilers were installed in Dagang Power Plant technique updating engineering. Chemical cleaning was achieved before start of the boiler unit.
大港发电厂技改工程安装两台强制循环汽包锅炉，机组启动前进行了化学清洗。
Used for Marine engineering, chemical and hydrocarbon processing equipment, valves, pumps, shafts, fittings, fasteners and heat exchangers.
通常用于船舶工程、化学制品和碳氢化合物加工设备、阀门、泵、传动轴、配件、紧固件和热交换器。
High: Heat Division Shanghai engineering, chemical instrumentation bunkers, chemical equipment fitter, chemical overhaul electrician and chemical maintenance welder.
高级：热力司沪工、化工仪表维修工、化工检修钳工、化工检修电工、化工维修焊工。
Hebei's industries include textiles, coal, steel, iron, engineering, chemical production, petroleum, power, ceramics and food.
河北的工业主要包括纺织、煤炭、钢铁、工程、化工、石油、能源、陶瓷和食品等。
Thanks to the unique properties, basalt is indispensable in metallurgic engineering, power engineering, chemical industry, mining industry.
玄武岩由于其独特的性能成为冶金工程、电力工程、化工业和采矿业不可缺少的原料。
The flow measurement accounts for a large share of many process measurements in the industry, such as thermal engineering, chemical engineering and metallurgy.
在热工、化工、冶金等诸多工业过程检测中，流量检测占有很高的份额，也是过程检测的一大难点。
The flow measurement accounts for a large share of many process measurements in the industry, such as thermal engineering, chemical engineering and metallurgy.
在热工、化工、冶金等诸多工业过程检测中，流量检测占有很高的份额，也是过程检测的一大难点。
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