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And Air Survey Section takes aerial photographs on a regular basis and for various purposes.

测绘处的摄影及航空测量小组，定期为不同目的拍摄照片。

The Photogrammetric and Air Survey Section takes aerial photographs on a regular basis and for various purposes.

测绘处的摄影及航空测量小组，定期为不同目的拍摄照片。我打算学摄影。

Regular check and clean the air-con system and water tank,and renew the antifreeze fluid when necessary.

定期检查并清洁空调系统和水箱，必要时更换防冻液。

In all cases regular monitoring such as checking the airflow capacity of the lungs is necessary.

在所有情况下，定期监测，如检查气流的能力，肺部是必要的。

It made her angry with that clique. Oh, they were a regular cheap lot, in spite of their airs and graces!

姑妈转达了佐爱的话，说这件事情背后，很可能有一个男人在出谋划策。

There was no regular airstrip there, meaning Ken couldn't fly his cessna.

在那里没有一般的飞机跑道，意谓肯恩无法飞他的 cessna 。

The semi-simple ring and semi-prime ring. Using properties of zero-divisors, regular elements and diaphysis elements , we obtain some results on the commutativity of Kthe semi-simple ring and semi-prime ring as follows:Let R be aKO|..

the半单纯环、半质环以及任意环的研究，利用零因子、正则元及骨干元的性质以及稠密性定理等相关知识，得到了关于Ko|。。

Since then he has been a regular at Alcoholics Anonymous, and has not drank a drop since.

他参加了'嗜酒者互戒会'，后来再也没喝过一口酒！

D. 400.Scholars and scientists, including Alfred North Whitehead, have argued that Christianity, rather than impeding science, provided an essential prerequisite for its development, the belief that nature behaves in a regular and orderly manner.

选择进化论的原因有二，首先对基督教来说，它可能是迄今为止来自科学的最大挑战，事实证明它们之间完全能够化合；其次，它与基督教间张力的消解和激化都有经典的事例，因而能非常充分地体现出舆论氛围的重要性。

Polyethylene units are indispensable for alkene plants and their normalperformance is vital to regular operation of the overall plant.

中国石油总公司辽阳分公司低压聚乙烯装置的改造、调优工程，对于烯烃厂的生产运行、质量提升已及经济效益关系重大。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。