查询词典 double-entry system

The system can complete plenty of testing program, such as indicator diagram, speed diagram, friction diagram, temperature attenuation diagram, fatigue life testing, single and double actuator testing, whole frequency testing and so on.

该系统可实现汽车减振器的示功试验、速度试验、磨阻试验、温衰试验、疲劳寿命试验、单双动试验和扫频特性试验，技术先进，功能强大。

It is applied to design the hardware frame of system based on DM642, solve synchronous problem of double CCD and control frame speed by software. In addition, the effect application is considered on the implementation of arithmetic.

基于DM642设计了系统的硬件结构，解决了双目视觉两摄像头同步问题并能够用软件控制帧速；而且在算法的实现上，考虑到了理论的实际应用。

In this system, taking the single- chip computer89C51 as the core part and the small-type of DC motor as the control object.a double closed-loop PI control is implemented.

本文介绍了一种基于单片机控制的PWM直流电机调速系统，系统以89C51单片机为核心，以小型直流电机为控制对象，实现双闭环PI控制。

In this system, taking the single- chip computer89C51 as the core part and the small-type of DC motor as the control object.a double closed-loop PI control is implemented.

摘要本文介绍了一种基于单片机控制的PWM直流电机调速系统，系统以89C51单片机为核心，以小型直流电机为控制对象，实现双闭环PI控制。

Based on the analysis of the inline lifting system for coal mines, it was proposed to adopt a single-track double-hook lifting solution. Programmable logic controller technology was used to realize the linkage control of the railway switch.

通过对煤矿斜井提升系统的分析，提出了单线轨道双钩提升的方案，采用PLC可编程逻辑控制技术实现了轨道道岔联动控制。

First, this paper studies the single-layered and double-layered passive vibration isolation system theoretically.

本文首先对单级和两级被动隔振系统进行了理论研究。

The reliability of single-disk, double-disks, multi-disks failure, and the system with redundant hardware are analyzed and calculated.

5分别对单个磁盘驱动器的可靠性、RAID-O级的可靠性、单盘失效、双盘失效、多盘失效以及加冗余支持硬件的系统的可靠性进行了分析和计算。

Controls on the stage the 2-DIN sound main engine and air-conditioning system's pressed key or elects Niu to be very big, the use and the operation facilitate to start from the front seat, to pick the aerosol -like gear place design very abundant, the special modelling design platoon document pole feel quite good, and changes the tradition row of document location large-scale double sets the cup frame, the outer ring is equipped with the blue color cold light illumination, is sending out the light technical feeling at night; But the very abundant front seat central arm rest except internal sets at the space, place above and is equipped with the info clerk box which may turn forward.although tries the vehicle crew to attempt puts in 80G iPod Classic is unable successfully, the domestic introduction very abundant has not provided the AUX-IN external connection sound source or the blue bud exempts holds the communication function, but still might do for goods and so on info clerk handset.

从前座开始，采悬浮式排档座设计的酷博，特殊造型设计的排文件杆手感颇佳，并将传统排文件位置改为大型双置杯架，外环设有蓝色冷光照明，在夜间散发着淡淡的科技感；而酷博的前座中央扶手除内部的置物空间，上方并设有可向前翻起的收纳盒。

Put forward double layer wreath oxygen to add rubber sand's waterproof buffer of the gum to glue knot layer system on this foundation, the surface layer adoption changed asphalt SMA to settle a method, obtaining good result.

在此基础上提出了双层环氧加橡胶砂胶的防水缓冲粘结层体系，表面层采用改性沥青SMA的处治方法，取得了很好的效果。

Alloy frame, Double Wall Alloy tire circle, Dishing brake, forging suspension front fork, Alloy adjustable handlebar stem with gears, alloy handle, alloy retroflex saddle tube, alloy adjustable rack, middle parking rack, Alum-plating electric mudgurads, alloy cranks, 1.75 glisten tires. SHIMANO 6-speed chains linker, SHIMANO gearlever, spring saddle,24V.9AH/13AH battery, intelligent meterplate, LED front and rear lights, 3-grade Electric Assist Driving System（1st,Bike;2nd,1:1 Standard Riding Pull-assist; 3rd,Strong Pull-Assist） 6-grade Manual speed changes,1.8A NiMH Battery chargerAlloy Power-cut Brake handle

描述： 6061#铝合金高强度车架，铝双层车圈、前碟刹、铝前花鼓、锻造铝合金减震前叉、有牙铝合金把立、铝合金把横、铝合金翻转鞍管、铝合金可调节衣架、中支撑、铝合金曲柄，镀铝导电型前后泥板、1.75反光轮胎、禧玛诺外6速拨链器、禧玛诺变速杆、弹簧减震坐垫、9AH/13AH镍氢电池、智能仪表盘、 LED照明前灯、后LED灯、三档电动助力驱动系统（一挡、自行车；二挡、1：1标准骑行助力；三挡、强助力）、6档机械变速、1.8A镍氢电池充电器、全铝断电刹车握把。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。