主要原因

In fact the reason of the invalidation of the parts is not the dehiscence but the move parts and the connect mechanism"s wears. It"s said that 80% of the parts invalidation dues to the wears.

在机械结构的实际工作情况中，导致机械失效的主要原因并不是零部件的断裂，而是动联接和机件的摩擦损坏，80％的机械失效是因为磨损导致的。

The numerical model about dehumidifier is presented. Three types of dehumidifier are compared and the main relation is determined.

用计算机进行了求解和模拟分析，对三种型式的除湿器进行了评价和比较，得出了影响其性能的主要原因，对除湿器的设计与研究具有参考和指导价值。

Infection and dehydration are the major causes of death.

感染和脱水是导致患者死亡的主要原因。

Dehydration is a major cause of fatigue .

脱水是疲劳的主要原因。

We have found that The content of water and iron is the main cause of the phenomenon of collapse of the electric field of the electric dehydrator. The natural surfacants, polymers and colloidal FeS particles are the key cause of the form of the oil-water intermediate layer of the 4th Produced Factory.

天然表活剂、聚合物以及硫化亚铁胶体或微粒的作用是大庆油田采油四厂原油脱水时形成了较稳定的油包水型中间层的主要原因。

Some of them even learnt to eat the so-called deliciousness. They abandoned their tradition which is one of the main reasons for plenty of wild animals here.

他们背弃了自己的传统，而这些传统，恰恰是当地野生动物丰富的主要原因之一。

The results show that besides of some rational factors,the moral risks from provider and demander in medical market are main reasons that result in irrational increase of medical expense.

研究表明，除了一些合理的影响因素以外，来自医疗服务市场供需双方的道德风险是造成医疗费用不合理增长的主要原因。

This paper describes the status and characteristic of loss of hotels employees according to the investigation datum of personnel demission interview in one hotel of Shenzhen,...

文章根据深圳某酒店职工的离职面试调查数据，描述酒店人员流失的情况及其特点，采用马斯洛的需求层次理论剖析员工离职的主要原因。

Add dene: Ah, I charge a cost not much, but mobile award is taken morer, this is main reason is breathed out!

沙加 ：呵呵，我充值不多，但是活动奖励拿得比较多，这个是主要原因哈！

Periodontal disease is one of chiefly reasons of dentition defect .

牙周病是造成牙列缺损的主要原因之一，牙周病缺牙的特点是缺牙两侧的余留牙也有不同程度的牙周疾患。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。