... boiler-plate model 飞行器金属模型 boiler iron plate 锅炉铁板 boiler lagging plate band 锅炉外套板箍 ...
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boiler iron plate 锅炉铁板
cast-iron boiler 铸铁锅炉
angle-iron boiler ring 锅炉角铁环
Floor standing cast iron boiler 落地铸铁锅炉
angle iron boiler ring 锅炉角铁环
cast iron boiler parts 铸铁锅炉试件
Eutectic Cast Iron Boiler 共晶铸铁锅炉
cast iron hotLwater boiler 铸铁热水锅炉
I had the big door sheathed with boiler iron two weeks ago, and triple-locked-and I've got the keys.
我已经在两个星期以前用锅炉铁板把大门钉上了一层，并且上了三道锁——钥匙在我手里哪。
The invention discloses a method for controlling constant steam automatic watering of a boiler iron and a device thereof.
本发明公开了一种锅炉熨斗不断蒸汽自动补水控制方法及其装置。
The principle and test method of using adsorptive stripping voltammetry to determine the mass concentration of trace iron in boiler water of thermal power generating units are described in this paper.
介绍了用吸附溶出伏安法测定火力发电机组锅炉用水中微量铁质量浓度的原理和试验方法，并对多组试验数据进行了分析和讨论，从而得出测试参数的最佳选取值。
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