膨胀槽 expansion tank
配电柜 power distribution cabinet
液面计大小 liquid level indicator
天圆地方 orbicular sky and rectangular earth
弯管 elbow
平台护栏 platform guard rails
设备附件 equipment accessories
液面浮球 liquid level floating ball
压力表垫大小 pressure gauge mat
铸钢闸阀 cast steel gate valves
螺栓副不含弹平垫 bolt the assistant contains no flat pad
循环泵附件 circulating pump accessories
压力表底座含尼龙垫3片 Pressure gauge base including the nylon pad 3 pieces
导热油辅机 the auxiliary engine of conduction oil
圆风管弯头 circular duct be[收起]