本文提出了热管换热器加热段和冷却段的三种长度比：流通长度比、经济长度比和许用安全长度比。
Three kinds of length ratio of evaporator to condenser of heat pipe heat exchangers are proposed: the flow length ratio, the saving length ratio, and the allowable safety length ratio.
我们认为相对于以前的衰退，当前经济衰退的长度和深度是与它之前的家庭负债急剧升高紧密相关的。
Our view is that the depth and length of the current recession relative to previous recessions is closely linked to the tremendous rise in household debt that preceded it.
女性头发的长度不再单单是彰显个性或者时尚的信号了，它也成为了国家经济的晴雨表。
The length of women's hair may no longer be seen as a result of the vagaries of fashion, but as an accurate barometer of the nation's wealth.
在进入塔设计的经济优化方案之前，是本章讨论的最后一个话题，那就是如何决定塔器的直径和长度。
The last topic to discuss in this chapter before going into economic optimization of column design is how to determine the diameter and length of the vessel.
同时精绵的长度和强力也有所增加，从而提高了经济效益。
The length and strength of the drafts is also increased, hence enhancing the economic efficiency.
并提出在利用人工神经网络进行铁路货运量预测时，训练样本的时间长度为最近的一个完整经济周期。
Meanwhile, the length of time on training sample was determined as the recent complete economic cycle when using artificial neural network for railway freight volume forecasting.
所以，过去在生产中，总是希望在原料的断面一定后，长度是取其最大值。但是经济效益的最优是企业的主要目标。
So we always hope to select the largest length of the material when the section of the material is fixed in the production in the past.
人工经济林枣木基本密度、核桃木材纤维长度可以通过生长轮年龄来预测，且预测效果显著。
Basic density of Common Jujube and fiber length of English Walnut could be predicted, and the results were significant.
经济周期的理论必然涉及经济周期长度的研究，相对于常用的自回归移动平均方法，谱分析方法具备一定的优点。
The theory of economic cycle involves the research on the length of economic cycle. Compared with the ARMA method frequency scale method has several advantages.
但需要注意的是，这取决于以上七大周期的调整情况，其决定着本轮经济下行的底部以及底部的深度和持续的长度。
But all the predicting performances depend on the evolvement of the mentioned cycles above, which determines the bottom of the current downturn, the depth of the bottom and the length of duration.
鉴于航线的长度，新加坡航空公司将这一航班设计成两个等级的优质服务，即商务舱和经理级经济舱，从而减少了座位的数量。
The length of the flight has led SIA to design the route as a premium two-class service with business-class and executive economy cabins only and a reduction in the number of seats.
会发生什么变化的规模和美国和中国之间的经济联系的性质将取决于经济衰退的深度和长度。
What happens to the size and nature of the linkages between the U. S. and Chinese economies will depend on the depth and length of the downturn.
阐述了农业机器大修理经济界限分析时的指标选择问题，在此基础上给出了农业机器大修理周期长度、修理周期与更新经济界限的计算方法。
As one center farm in BINGTUAN for example, this paper establishes the linear programming model of optimal equipment of farming machinery system, and discusses the solving process by Excel.
阐述了农业机器大修理经济界限分析时的指标选择问题，在此基础上给出了农业机器大修理周期长度、修理周期与更新经济界限的计算方法。
As one center farm in BINGTUAN for example, this paper establishes the linear programming model of optimal equipment of farming machinery system, and discusses the solving process by Excel.
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