蒸汽动力的实用性和对新机器的需求促进了钢铁工业的转型。
The availability of steam power and the demands for new machines facilitated the transformation of the iron industry.
蒸汽的高成本、加上货运对速度的低需求，使得世界上大多数的海运货物都是通过帆船来运输的，直到20世纪初，这一状况才有所改变。
The high cost of steam and the lesser need for speed kept the majority of the world's ocean freight moving by sail until the early years of the 20th century.
在这里再次有蒸汽空气选手的照顾您所有的丝绸的需求，并有蒸汽电动手铁对新闻界。
Here again there are steam-air finishers that take care of all your silk needs, and with a steam electric hand iron on the press.
母管系统压力负荷特性模型的建立有助于推导母管蒸汽总负荷需求的计算公式。
The building of model of pressure-load character of main-pipe system is helpful to derive the calculation formula of main-pipe total steam load demand.
丙烯、乙烯是重要的基本有机化工原料，且二者的市场需求日益旺盛，其主要来源是蒸汽裂解装置。
Propylene and ethylene are the major raw chemical materials for organic chemical industry, which are mainly derived from hydrocarbon steam cracking process.
人性化的设计，更能方便满足用户的实际需求；本实用新型独特的底板蒸汽孔位设计，能使蒸汽散发得更加均匀。
The humanization design can be convenient for satisfying practical demand of users, the unique bottom plate steam hole design can make steam radiate more uniformly.
这一需求由热传递、蒸汽供应、以及空气和冷凝水的去除各相关方面的设计组成。
This requirement incorporates design aspects associated with heat transfer, steam supply, and air and condensate removal.
组合式蒸汽恒温、恒湿醒发房是我司针对国内食品加工行业的需求，在吸收国外面点醒发技术的基础上，根据国内市场的实际需求而设计生产的产品。
The fermentation room is adapted to combination type in constant temperature and constant humidity. In accordance with domestic demand for food processing industry, we designed and produced this type.
分析了钢铁企业余热蒸汽回收利用系统的特点，研究表明，做好余热蒸汽的回收和科学利用可以使钢铁企业对一次能源的需求量减少约8％。
The waste-heat stream system is researched and it is shown that about 8% of the primary energy would be saved with the reasonable waste-heat stream recoveries and utilizations.
分析了钢铁企业余热蒸汽回收利用系统的特点，研究表明，做好余热蒸汽的回收和科学利用可以使钢铁企业对一次能源的需求量减少约8％。
The waste-heat stream system is researched and it is shown that about 8% of the primary energy would be saved with the reasonable waste-heat stream recoveries and utilizations.
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