无系统的

In this paper, a BUCK circuit added lead before the full bridge which used in BLDCM drive system is proposed, and this drive system is studied.

在永磁无刷直流电机驱动系统中，本文提出在传统的三相桥前加上BUCK电路，用于永磁无刷直流电机的驱动，并就系统进行了理论分析与实验研究。

The bench test results show that this speed governor system could operate stably,the engine could start promptly and placidly,and all performances are quite well both at static state and at dynamic sta...

柴油机台架试验的各项数据表明，该电子调速系统工作稳定，起动平稳迅速，稳态和动态性能良好；在系统关键零部件失效时，系统能实现自动无扰动切换，从而可以有力提高系统安全可靠性。

Based on new WuhanGuangzhou railway passenger dedicated line engineering practice,this paper introuduces the key technologies for the deformation monitoring, data management and analysis system, the prediction method and assessment criterion are put forward to determine the reasonable time of unballasted track laying to guarantee the quality of unballasted track.

以武广铁路客运专线为基础，系统地介绍了线下结构物沉降变形观测关键技术，数据管理与分析预测系统，提出了工后沉降的预测方法及评估条件与标准，合理确定无碴轨道开始铺设时间，以保证客运专线无碴轨道结构铺设的质量。

In returnable system there are kinds of switch styles on positive and negative two group rectification bridger,the higher reliability is no cycle current switching,writer designed the logical no cycle current returnable system.

而可逆系统中正、反两组整流桥的工作切换方式有几种，可靠性较高的是无环流切换，笔者设计了逻辑无环流可逆系统。

In returnable system there are kinds of switch styles on positive and negative two group rectification bridger,the higher reliability is no cycle current switch ing,writer designed the logical no cycle current returnable system.

而可逆系统中正、反两组整流桥的工作切换方式有几种，可靠性较高的是无环流切换，笔者设计了逻辑无环流可逆系统。

The easy Fuel system, Ford's patented capless refilling system first used in China, the keyless entry and start system, and HMI system, etc. all make 3rd generation Ford Mondeo a perfect combination of science and art.

首次运用于中国的福特专利技术无盖加油系统，独特的无钥匙进入系统，以及功能强大的HMI系统等尖端科技装备，使第三代福特蒙迪欧堪称顶级科技与艺术的结晶。

The wide use of soft-touch materials generates better and refined quality, and also helps to absorb noises in various small storage areas. The easy Fuel system, Ford's patented capless refilling system first used in China, the keyless entry and start system, and HMI system, etc. all make 3rd generation Ford Mondeo a perfect combination of science and art.

首次运用于中国的福特专利技术无盖加油系统，独特的无钥匙进入系统，以及功能强大的HMI系统等尖端科技装备，使第三代福特蒙迪欧堪称顶级科技与艺术的结晶。

General characteristics of cells, its chemical constituents ( protein, nucleic acid, carbohydrate, lipid), cell structure , cell cycle, cell division, four kinds of tissues (epithelial, connective, muscular, and nervous), organ, ten organ systems (dermal, skeletal, muscular, digestive, respiratory, circulatory, excretory, endosecretory, nervous, and reproductive).

细胞的一般特征，细胞的化学组成(蛋白质，核酸，糖类，脂类)，细胞的结构，细胞周期，细胞分裂(无丝分裂，有丝分裂，减数分裂)，四大组织(上皮组织，结缔组织，肌肉组织，神经组织)，器官，十大系统(皮肤系统、骨骼系统、肌肉系统、消化系统、呼吸系统、循环系统、排泄系统、内分泌系统、神经系统和生殖系统)。

AGC servo-cylinder dynamic test Nozzle and spraying systems Systems used in petroleum include: Petroleum continuous tube detection hydraulic system Deep well drill hydraulic system Drill brake and rodless oil pumping hydraulic station, and oil-gas control system

德国水液压总代理 AGC伺服缸动态测试、各系列液压缸和伺服缸各类液压抓具系列各类喷嘴、喷雾系统承担国家重点工程和863项目的石油连续管液压系统和深井钻机液压系统设计制造。钻机盘刹、无杆抽油液压站；油气控制系统等。

This equipment is mainly composed of steam still, alcohol content-adjusting pot without last distillate, air exhausting pipes, cooler and filtering system ( there are filtering material handled in special way inside), automatic temperature control and instrument display, which can make alcohol content reach 10°-89 °, there is no last distillate, the alcohol produced by this equipment is like mineral water, pure, without different taste or foreign matter but with splendid quality, and this equipment produces spirits faster as spirits can be produced in half an hour and 200 jin grains can be distilled in about 2 hours, which save half of the fuel compared with traditional technique; and its characters also include air distillation, no explosion, long service life, and easily being cleared and removed.

该设备主体由蒸汽蒸馏釜、无酒尾酒度可调锅、导气管和冷却器及过滤系统(内有经特殊处理过的过滤材料)、自动控温、仪表显示，可使酒度在10—89度间调节，没有酒尾，所产的酒清澈如矿泉水，口味纯正，无邪无杂，品质超群，该设备出酒快，只需半小时左右有酒出200斤粮食需2小时左右即可蒸馏完毕，比传统工艺节约燃料50％；常压蒸馏、无爆现象，使用寿命长易清洗易搬动。

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。