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Considering the state of open-phase and asynchronous operation in largepower unit, the magnetomotive force and harmonic current of stator and rotor aretheoretically analyzed. A fault simulation test is designed, which proves the theoreticalconclusion correct. Finally, in this thesis, the problems with open-phase protection andbreaker failure protection are discussed, and the improved scheme of protection ispresented.

对发电机组非全相异步电动运行状态下，定子绕组与转子绕组磁动势以及谐波电流进行了详细的研究，通过磁动势的矢量分解等方法，得出了电枢绕组电流不对称时磁动势的空间分布，推导出了各次谐波电流在定子绕组、转子绕组及相互间的感应关系；通过试验验证了理论分析结果的正确性。

Gridconnected PV system in addition to having over-voltage, under-voltage, overfrequent, less-frequent, such as conventonal protection, we must also have a special kind of protection-Gudao protection.

光伏并网发电系统除了具有过压、欠压、过频、欠频等常规保护外，还应具有一种特殊的保护功能―孤岛保护。

Instead, they were able to find a certain region which was most suitable for living in the natural ecological system in the process of cultural building, and then to build and protect the national habitat which belonged to their own nationality according to their understanding of their nationality's culture.the protection of ecologic was mainly realized by cultural restraint and balance, it had the features of unconsciousness, remoteness ,passivism and regionalism.exploring the features and functions of this kind of protection is good for deepening the awareness of national habitat and offering predecessor's experience and lessons to nowaday ecological protection

古代民族由于所处时空域的限制，不可能全面认识自然生态系统并自觉直接维护生态环境，而是在文化建构的过程中从所处的自然生态系统内人为地分割出一个最适合于本民族生息的区域，按照本民族文化的理解去建构并直接维护本民族特有的民族生境。对生态环境的维护，主要是通过文化制衡来实现的，它具有无意识性、间接性、被动性和区域性。探讨这种生态维护的特点及功效，有助于深化对民族生境的认识并为今天的生态维护提供前人的经验教训。

Since 2005,° affixed to the protection of the protection of these areas is rapidly becoming the best-selling brand name affixed to the market, puya e also gradually become a global LCD protection professional production base paste.

自2005年起，阿迪普保护贴迅速成为这些地区保护贴市场的畅销品牌，普亚电子也逐步成为全球性的液晶保护贴专业生

Protection of vertical and cross direction is proposed. The principle and installation of differential protection and directional over-current protection which applied to ringlike type power network is presented.

船舶电力系统的各种型式的电网均要设置相应的保护装置，以便在电网发生各种故障时保护装置能选择性地动作将故障切除并

In the course of law enforcement, the criminal standard to meet, environmental protection must be strictly Subbureau investigation of his criminal responsibility, punishment of those responsible; not criminal responsibility, environmental protection bureau will assist the territorial Environmental Protection Agency to carry out administrative law enforcement.

在执法过程中，对于达到刑事犯罪标准的，环保分局要严格追究其刑事责任，对责任人进行处罚；达不到刑事责任的，环保分局将协助属地环保局进行行政执法。

The syntype MOV surge protection can withstand the current as high as 6000A and offers shield for three lines: L-N, L-G, and N-G. Besides, it has the function of failure indicator and protection. When the protection module failed, it will disconnect and indicate the user to change one.

全模式 MOV 电涌防护，防护能力最高达到6000A ， L—N 、 L—G 、 N—G 三线保护，具失效保护及指示功能，当保护模块失效时，能及时退出并及时提示使用者更换保护模块。

The flaw that exists in the tillable field protection policy laid down by the central government and deviation from the policy hypothetical goal in implementation by the local government lead to the breakdown of the tillable field protection policy. Finally, the author proposes some countermeasures about tillable field protection policy.

本文认为中央政府在耕地保护政策设计过程中存在的缺陷和地方政府在政策的执行过程中偏离了政策设定的目标是导致耕地保护政策不能完全发挥其作用的最重要的原因，最后就此提出了改变我国现行耕地保护政策的一些思路。

Essential enhancement" belongs to the idea of internal spontaneity; it includes four features like"collection and transformance"on forms, active and passive"defense"and "a sense of security" in the spiritual layer; while "external protection" is an idea of protection which enhances itself by extra power; it achieves the purpose of protection through "regulation of law and morality"and "defense.

内容共包含以下四大部分：（1）首先透过保护具体事例之调查与分析，归纳出保护意象之概念结构。（2）接著依据所得之保护子概念寻求产生保护之原因，以萃取出对应之设计手法。（3）以随身碟之设计为例，依据各类设计手法设计样本，并实施保护意象测试，测试结果以主成分析法探讨保护意象与产品使用过程之对应关系。（4）探讨各类使用过程之保护意象与综合评价之因果关系。

Furthermore system also designed overvoltage protection, over-current protection, undervoltage protection lost pressure.

此外系统还设计了过压保护，过流保护，失压欠压保护。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。