大大

Expeller, pressure-relief cover and shaft sleeve are made of wearable material, which are of low maintenance, long life

付叶轮、减压盖、轴套均采用耐磨材料制造，维修量少，使用寿命长，使整机平均无故障工作时间MTBF大大提高。

Expeller, pressure-relief cover and shaft sleeve are made of wearable material, which are of low maintenance, long life for use and greatly improve MTBF

付叶轮，减压盖，轴套均采用耐磨材料制造，维修量少，使用寿命长，使整机平均无故障工作时间MTBF大大提高。

The system configuration is simple and practical, which is convenient to study and train for experimentalist. It can match different devices or different soft wares of one device to take experiment. This system is efficient, economic and helpful to enhance the operation ability and technique level of students and trainees.

系统配置简单实用，实验者随时可以进行学习和培训，可以配合不同的保护测控装置进行实验，也可通过下载不同保护测控装置的软件在一台装置上进行实验，简单高效，经济实用，可以大大提高学生和培训人员的动手能力和技术水平。

The studies show that the separation efficiency reduces by exponential decay with the table view flow rate increasing,and there are two separation zones and a inflection point in the curve.

水分的存在严重威胁着机械的安全运行，致使发动机和燃油机械的寿命大大降低，所以油水分离技术，特别是高纯度柴油的制取技术是近年来人们研究的热点之一[2]。

The window method is also used to reduce significantly the number of modular multiplications needed for completing modular exponentiation.

在设计中还采用了窗口法减少模幂运算过程中所需进行的模乘运算次数，大大提高了处理速度。

The window method is used to significantly reduce the number of modular multiplications needed for completing the modular exponentiation.

在设计中还采用了窗口法减少模幂运算过程中所需进行的模乘运算次数，大大提高了处理速度。

This time five minutes have passed, the first batch of implementation debarkation flight vehicle group formation, the major part already has mounted this fully was the pothole mist layered planetoid, and inserted difficultly belonged to them, the first serial number was 001 group red war flags; After they land, immediately puts on specially made the universe exposure suit, harbors several big courages, went out the starship; They pull under Farr's leadership in party chief, is putting on the specially made adsorption shoes, is braving the steam which raids intermittently, carries on the tense starship fixed task, sees only universe super all-purpose adhesive which they use to prepare beforehand, clinched the anchor chain acme anchor sticks tightly in, in this planetoid hard gloomy outer covering or the every large or small slit edge, then started immediately for other debarkation group, the clear signal direction and the debarkation location choice as well as the establishment direct work and so on supreme headquarters, facing is being stepped on by them under the foot, huge terror rapid advance this planetoid, they were already growing the universe soldier who most stood out for the humanity!

此时五分钟过去了，第一批实施登陆的飞行器小组编队，绝大部分已经登上了这颗满是坑洞雾气重重的小行星，并艰难地插上了属于他们的，第一面编号为001的小组红色战旗；他们登陆后，就立即穿上特制的宇宙防护服，怀着几大的勇气，走出了星际飞行器；他们在队长拉法尔的带领下，穿着特制的吸附鞋，冒着阵阵袭来的热气，进行紧张的星际飞行器固定任务，只见他们用事先准备好的宇宙超级万能胶，把锚链尖端的锚钩紧紧地粘在了，这颗小行星坚硬灰暗的外壳上或大大小小的缝隙边缘，然后立即开始为其他登陆小组，进行信号指引和登陆场地选择以及建立指挥大本营等工作，面对着被他们踩在脚下，庞大恐怖正急速前进的这颗小行星，他们已经成长为人类最出类拔萃的宇宙战士！

With the flexibility and extensibility greatly improved, it has a very good application future.

灵活性和可扩展性大大提高、具有很好的应用前景。

It is concluded that dynamics characteristics of extensional appendages result in increasing the possibility of structure failure when it is under excitation of external force.

由于这些特性的存在，大大增加了由激励引发剧烈振动而导致结构破坏的可能性。

Especially when the compu-tational domain is a exterior domain of a slender obstacle,these methods aremore effective.

数值算例表明，当求解区域是细长障碍物的外部区域时，应用椭圆人工边界可大大节省计算量。

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。