无系统的

In this thesis, a speed sensorless structure is proposed for scalar control of induction motor drives.

中文摘要本论文针对感应马达纯量控制系统，提出一个无转速感测器的系统架构。

In the reference [5], the author has suggested a method of vectorial graphicalcomputation of the undamped forced vibration of the system with one degreeof freedom.

在参考文献[5]中，作者曾提出单自由度系统无阻尼强迫振动的矢量图解计算方法，本文将这方法进一步推广，应用到单自由度系统阻尼强迫振动。

Examples of this include the introduction of the Ford Easyfuel capless refuelling system which is fitted as standard on the new Focus and helps to prevent misfuelling - one of the most expensive problems owners of today's vehicles can experience.

像只有在中大型车上配备的无盖加油系统也标配在新款福克斯上，这种系统能够防止加错油（只有加油嘴尺寸正确，弹簧加载器才会打开）。

Refer to the especialness of distribution system,the dynamic performance of StatCom control system is explained under the condition of periodic greatly changed amplitude load.

作为无功补偿来讲，它主要用于输电和配电系统中。在配电系统中，采用就地补偿是比较普遍的一种方案。

And they have not diabetic, hyperlipidemia, gloucoma and deformity of the retinal vessel or nerve tissue. All patients were examined by the most advanced presantly Herdbeg-II fluorescin Angiography system.

采用目前世界上最先进的海德堡Ⅱ型共焦激光眼底造影系统；以该系统自带软件测量黄斑无血管区上下径和左右径；Potoshop7.0软件分析测量动脉分支角度；以SPSS 11.5为统计软件。

Refined development of Ka-26 / 126 ; new rotor system with hingeless hubs and glass fibre/carbon fibre blades; changes to shape of nose, twin tailfins and rudders, and passenger pod; passenger cabin has much larger windows and remains interchangeable with variety of payload modules including agricultural systems with hopper capacity of 1,000 litres; Kamov BP-226 transmission; new rotor system, interchangeable with standard coaxial system, will become available later.

精制发展嘉- 26 / 126 ，新的无铰旋翼系统，集线器和玻璃纤维/碳纤维叶片；改变鼻子的形状，双尾翼和方向舵，和乘客荚；客舱有更大的窗户，依然可与多种有效载荷模块包括料斗1000升容量的农业系统，卡莫夫公司的BP - 226的传输，新的转子系统，与标准同轴系统互换，也可以使用更高版本。

For lensless magnification mode, the subtraction method was presented to eliminate the system total aberration to get the 3D phase information of the phase gating by using Fresnel approximation approach and the convolution approach, respectively.

在无透镜放大数字显微全息系统中，分别利用菲涅耳近似法和卷积方法再现原始物波前，并提出相减法消除系统主要球面误差，获得相位光栅的深度信息。

Object of Study and Methods We obtained a Chinese pedigree with bilateral congenital microtia of concha type in 56 members of 5 generations family,we analyzed their clinical and hereditary features,epidemiology database and blood sample were collected for further study as well.

结果：该患者家系内共有成员56人，无近亲婚配情况，共有5代发病，累及患者20名，均为先天性双侧耳甲腔型小耳畸形患者，未伴有Treacher-Collins综合征及Millers综合征的相关表现，未发现心血管系统，泌尿系统以及四肢等发育畸形。

Based on them, distribution laws of subgrade temperature field under fluctuant boundary temperature cycle conditions are analyzed, and different ratios of slope for general subgrade and different status when there are or not banquettes are compared by laboratory simulation and numerical analysis; thermal insulation and cooling effect of thermal insulation slab, broken stone and non-power heat pipes is respectively investigated under the trend of elevated temperature by numerical analysis, laws of subgrade deformation are predicted under the trend of elevated temperature and influences of subgrade thaw settlement on pavement stress are studies by numerical computation for observation data of representative road sections selected.

为研究青藏公路冻土病害处治对策，从青藏公路2002年～2004年冻土病害整治工程实际出发，在系统分析研究青藏公路病害及发生机理的基础上，运用室内模拟试验、数值分析方法，依托处治冻土病害路段实际使用的隔热板路基、碎石路基、无动力热棒路基等进行现场试验，分析边界温度周期波动条件下的路基温度场分布规律，同时进行一般路基不同边坡坡率的对比研究及有无护坡道的对比研究；运用数值分析方法，对气温升高趋势下隔热板、碎石、无动力热棒的隔热降温效果进行了研究；选择代表性路段观测资料，运用数值计算的方法，进行升温趋势下的路基变形预测，研究路基融沉变形对路面应力的影响。

The Gascat GIPS/GDPS Series of Automatic Shutoff Valves are used as the main safety device for transmission, distribution and measurement of natural gas or LPG gas system protection, and for non-corrosive gas systems in general.

Gascat GIPS ﹝升压感应关断型﹞与 GDPS ﹝降压感应关断型﹞系列自动关断阀适用於天然气或液化石油气之输送、配气与计量系统，还有一般无腐蚀瓦斯气体系统保护的主要安全设施。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。