查询词典 erosion cycle

This paper discusses such design problems in heating systems with the pres- sureless boiler as how the pumping head of the cycle pump is selected ,where the cycle pump is installed and whether the expansion tank is necessary.

针对无压锅炉供暖系统设计中有关循环水泵扬程的选择、循环水泵的设置高度及是否设置膨胀水箱等问题从理论和实践上进行了探讨，得出了可供设计人员实际应用的计算公式，介绍了几个关键问题的处理方法，澄清了一些模糊认识。

Basing on the statistic datum existed of bridge deck pavements, analyze the main failure modes and its main causes to damage on different styles of bridge, at the same time, through the big calculation software ,establish the space models to simulate the course of mechanics of bridge deck pavements, analyze the main factors which affect the bridge deck pavement"s mechanics and the relations between them; according to the atmospheric circulation circumstances of bridge deck pavements, take the statistic datum of using life of prefabricated T-beam、box girders and casting girder in region of HUA-NAN as examples to returning analysis ,establishing the life prediction model of this style bridges; associating "the Method of Estimating to Life Cycle Costing,bring forward this method to take a evaluation of economy on bridge deck pavements, insure the life cycle costing reasonable; giving some tactics on the design of bridge deck pavements.

以既有桥梁的桥面铺装层使用现状统计资料为基础，分析了各种类型桥面铺装层的主要破坏形式及其主要损伤原因，同时利用结构分析软件，对桥面铺装层建立空间模型模拟其受力作用过程，分析影响桥面铺装层受力大小的主要因素以及各因素与铺装层受力大小之间的关系；按照桥面铺装层所处环境的不同，以华南地区预制T、箱梁和现浇梁的桥面铺装层正常使用寿命统计数据为例，通过回归分析建立该类型桥面铺装层的正常使用寿命预测模型；利用寿命周期费用评价方法，对特定铺装层的设计方案某一参数的变化所带来的经济效益进行评价；给出桥面铺装层设计构造建议。

All of this may clarify the correlation between PLK family and cell cycle regulation, provide new potential targeting sites for the treatment of cell cycle-aberrant diseases such as cancer.

我们期望通过对这个新基因的深入研究，进一步明确PLK家族在细胞周期调控中所发挥的作用，并为细胞周期调控异常的疾病提供新的治疗靶点。

For each sterilisation cycle, records should be made of the time taken to complete the cycle, of the pressure, temperature and humidity within the chamber during the process and of the gas concentration and of the total amount of gas used.

每一个灭菌循环的记录包括完成灭菌循环的时间，在灭菌过程中灭菌器内部的压力，温度，湿度，以及气体的浓度和总的用量。

Experiment results show that it can produce cycle accurate result and direct the design of coarse-grained reconfigurable architecture effectively at an early stage of design cycle.

应用实例表明，在设计初期，该方法能得到周期精确的估计结果，有效地指导粗粒度可重构结构的设计。

Terry, flannel Series: spandex terry cloth, metallic terry cloth, yarn-dyed color terry cloth, terry cloth cycle; plain velvet, color flannel, yarn-dyed flannel cycle, such as single-sided.

毛圈、绒布系列：氨纶毛圈布、金银丝毛圈布、色织彩条毛圈布、大循环毛圈布；素色绒布、彩条绒布、色织大循环单面绒布等。

Because a smaller portion of the compression stroke is devoted to compressing the intake air, an Atkinson-cycle engine does not take in as much air as would a similarly designed and sized Otto-cycle engine.

因为在压缩冲程小部分是用于压缩进气，一阿特金森循环发动机不参加尽可能多的空气那样，是同样大小的设计和奥托循环发动机。

"In a two- stroke cycle, the compression and power stroke s of the four- stroke cycle are carried out without the inlet and exhaust stroke s, in one up stroke and one down stroke of the piston and one revolution of the crankshaft."

在二冲程循环中，只有四冲程循环的压缩和动力冲程，而没有进气和排气冲程，在活塞的一个上升冲程、一个下降冲程，同时曲轴旋转一周后完成。

In fact, farmland conversion still is a necessary cost for economic development in present and in the future of china, which is reasonable, because the cycle of farmland conversion is consistent with economic growth cycle.

自改革开放以来，农地非农化为我国国民经济的全面发展提供了土地保障，对经济增长起着重要作用；但另一方面，农地非农化也存在明显的负作用，造成农地资源的大量损失，并引发了一系列社会、经济和生态问题。

As a timer, each machine cycle register an increase, such registers to counting machine cycle.

作为一个定时器，每个机器周期寄存器增加1，这样寄存器即可计数机器周期。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48