The manual defrost type, shall be provided with an easily removable drip tray of sufficient capacity to hold all the defrost water and designed to permit a proper air circulation.
手动除霜器， 配置了大容量融水箱，可以容纳除霜时融化的水，而且有特殊设计，允许有适当的空气流通。
New type sealing material CMS2000 packing layer shearing soft sealing material to technically improve the filler seal of centrifugal circulation water pumps.
采用新型密封材料——艾志黑色CMS2000层状剪切式软填料对离心式循环水泵填料密封进行了技术改造。
DZL horizontal automatic chain type coal-fired steam boiler for horizontal packaged water fire tube boiler, refrigerant natural circulation.
DZL卧式自动链条燃煤、燃生物质蒸汽锅炉型式为卧式快装水火管锅炉、工质自然循环。
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