主要原因

Placenta, uterine atony cesarean section is the main reason for the bleeding.

胎盘因素、宫缩乏力是剖宫产术中大出血的主要原因。

The first indication of the operation was placental disorder(45%),the sec-ond was uterine rupture(40%),the third was uterine atony(15%).

胎盘因素及子宫破裂是近十余年来产科急症子宫切除的主要原因。

The decrease of cell proliferation and the increase of cell apoptosis are responsible for the intestinal atrophy.

细胞增生的抑制与凋亡的增加是造成小肠粘膜萎缩的主要原因。

This is the main reason to attract old customers.

这是主要原因，以吸引老客户。

Results The main causes of misdiagnosis were as follows:the disease history hidden by the patient,atypically clinical manifestations,and the doctors'lower precaution to the leprosy.

结果 患者隐瞒病史、临床表现不典型、医生警惕性下降和诊断水平不高是主要原因。

That warning resulted from a study reported earlier this year by the International Society of Audiology Congress in Hong Kong.

吸烟还会影响听力，这源于今年年初在香港的国际社会听觉学会议上的研究报告，研究表明，吸烟是导致失聪的最主要原因之一，该研究结果出版在《关于听觉学研究杂志》的春季刊上。

These characteristics decided the functions of authoritarianism in the process of Economic Modernization in Indonesia.

这些特征表明印尼威权政治除了东亚威权政治的共性，也具有自己的个性，这些个性是造成印尼经济潜伏了许多弊端的主要原因。

It is revealed that the aberration of sex chromosome causes the most serious spermatogenesis failure and some breakpoints of autosome may also affect spermatogenesis.

由此可见，性染色体数目和结构异常是精子发生障碍的主要原因，其次常染色体的某些断裂点也可能影响精子发生。

Rapid increase in corruption is mainly due to avarice and lack of social conscience inside out.

贪婪和社会意识的彻底缺乏是造成腐败急剧增加的主要原因。

A absolute lack of avarice and society awareness is main reason for resulting in strongly raising of corruption.

贪婪和社会意识的彻底缺乏是造成腐败急剧增加的主要原因。

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。