主要原因

The type of magnetic phase transition in Dy(subscript 1-xGd Co2 compounds is found shifting from first order to second order as Dy is substituted by Gd, which is supposed to be the main reason for the detraction of MEC.

磁熵变下降的主要原因是Gd替代Dy后化合物的磁相变由一级相变转变为二级相变。

The results from comparative analysis show that the coal has a large surface area. Particularly, there are a lot of semi-opened microspores. These two characters are the main reasons that lignite has high moisture and is hard to dewater.

实验结果表明，印尼褐煤比表面积很大，尤其是存在大量的一端封闭一端开放的孔隙结构，这是其含水量高、易吸水回潮并不易脱水的主要原因。

The results show that the main cause of the original corrosion leakage of H68A condenser brass copper tubes is dezincification and.

结果表明，造成H 68A凝汽器黄铜管腐蚀泄漏的主要原因是脱锌腐蚀。

Based on above results, and combined with diagenesis, the controlling factors of reservoirs are discussed.

在煤系地层酸性环境下，强烈压实作用是形成普遍低渗的主要原因。

It's a major cause of childhood diarrhoea in developing countries and is also common in Eastern Europe and across the US.

在发展中国家，贾第鞭毛虫是引发儿童腹泻的主要原因之一，在东欧和美国这种病也很常见。

The main cause to influence the collecting capacity of sodium oleate on diaspore attributes to the decrease of oleate solubility, which results from the decrease of temperature.

温度影响油酸钠捕收能力的主要原因，可能是温度的不同导致了油酸钠在溶液中的各组份分布率的差异，从而影响油酸钠的捕收能力。

The grazing of micrzooplankton,especially heterotrophic dinoflagellate was one of the important factors of diatom bloom decline.

微型浮游动物的摄食，尤其是异养的螺旋环沟藻的摄食，是水华消亡的主要原因之一。

It is the mark of advanced neoplasm, and one of main reasons which neoplasm patients die from.

它是肿瘤晚期的标志，是肿瘤患者死亡的主要原因。

Results show that the main causes of low induction period of cracked naphtha are the high diene number and low phenol content.

结果表明，二烯值大、酚含量低是加氢渣油催化裂化汽油诱导期短的主要原因。

The main reason results from the independent design of guidance and control system. A method of integrated guidance and control system design based on differential game is given, which is independent on the target maneuvering model.

指出了造成这种现象的主要原因是由于导引和控制系统独立设计结果，并给出了一种基于微分对策理论的导引与控制系统一体化设计方法，该方法不依赖于特定的目标机动模型。

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。