open steam coils 直接蒸汽盘管
open-steam coils 直接水蒸气旋管
hp superheating steam coils 高压过热蒸汽盘管
low temperature superheating steam coils 过热蒸汽低温盘管
helical coils of steam generator 螺旋管式直流蒸汽发生器
Esso Research and Engineering Company has already devised a system for clearing urban roadways that is reported to be cheaper than under-pavement steam or electric coils.
埃索研究工程公司已经开发了个郊区道路清理系统，据报道会比人行道下的蒸汽电力圈更为便宜。
The coil products including: carbon steel coils, stainless steel coils, aluminum brass coils and steam drain valve group.
盘管产品范围：碳钢盘管、不锈钢盘管、铝黄铜盘管及蒸汽疏水阀组。
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