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The first is what are the fewest points of motion necessary to animal progression, the second why sanguineous animals have four points and not more, but bloodless animals more than four, and generally why some animals are footless, others bipeds, others quadrupeds, others polypods, and why all have an even number of feet, if they have feet at all; why in fine the points on which progression depends are even in number.

首先是运动是什么必要的动物进展最低分，第二个为什么血红的动物有四点意见，而不是多，但不流血的动物超过4，一般为什么一些动物是无足，其他两足动物，其他四足动物，其他polypods ，为什么都有一个偶数的脚，如果他们在所有的脚，为什么在精细点上的进展取决于更是增多。

If absolutely necessary, I would prefer the use of vacuum extraction rather than forceps.

如果必须要采用外力帮助，我希望不用产钳而是用胎头吸引术。

If you do not understand, is it necessary for me to Email you the attachment in the letter form the lawyer?

如果你目前还不了解，需要我将律师发来的附件电邮给你吗？

If several containers are fumigated under the same sheet, additional fans are necessary.

如果在同一个帐幕下熏蒸几个集装箱，则需要增加风机。

If the Employer fails to obtain for the Personnel the residence permit , work permit and driver' s license as a result of China Corporation ' s insufficient furnishment of the necessary information and documents as expressly defined by the Employer, and consequently, the personnel are unable to perform their services or compelled to leave for home, China Corporation shall pay to such Personnel the wages due to them and bear the travel fares of their return trip to China.

如中国公司没有按雇主要求提供全部必要的证件，从而使雇主无法为人员办理在项目所在国的居留和工作许可证等使人员无法工作或被迫返回中国，人员工资、回程旅费等由中国公司负担。

The provisions of the Garrison Law state that the Macao Garrison will not interfere in the local affairs of the MSAR, but if the government of the MSAR, in a time of need, requests the Central People's Government for the assistance of the Macao Garrison in the maintenance of social order or in case of disaster, the Garrison is obligated to render the necessary assistance in complince with the instructions of the CMC.

澳门驻军法规定，澳门驻军不干预澳门特别行政区的地方事务，当澳门特别行政区政府在必要时向中央人民政府请求澳门驻军协助维护社会治安和救助灾害时，澳门驻军将遵照中央军事委员会的命令予以必要的帮助

Shanghai Mechanical and Electrical Equipment Co., Ltd. majority of professional management of imports of second-hand high-precision equipment, after years of effort, have been formed for the various types of High-precision grinding machines for the processing equipment and gear-driven business model, with a number of debugging and maintenance service as one of technical personnel, if you click on our site often, there will be constant surprises, here you can find the necessary Affordable finishing the international brand-name machine, all the machine can test, samples, testing.

上海广大机电设备有限公司专业经营进口二手高精设备，经过多年的努力，已形成为以各类高精磨床及齿加工设备为主导的经营模式，拥有了一批维修调试及售后服务为一体的技术人才，如果你经常点击我们的网站，会有不断的惊喜，在这里可找到您所需要的物美价廉的精加工国际名牌机床，所有的机床均能试车，试件，测试。

If we are to appreciate the primitive traditions attached to the place, it is necessary to distinguish the detail of the events in Gethsemane.

如果我们都认同这地方最初的传统，在革择玛尼的详细事件是需要区别出来的。

Gill movement is a necessary condition of the gill breathing, it makes the water flow along a certain way, gill septum and gill cover is being opened, as if pumping the role of the water from the mouth out.

鳃的运动是鳃呼吸的必需条件，它使水沿着一定途径流动，鳃隔和鳃盖的启开，犹如泵的作用，将水从口腔中抽出。

If want to go, it is necessary to 20 days.

要去的话，就要去20天。

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。