查询词典 double-entry system

Company, modified and improved the failure of the system. familiar withthe single / double sides, multilayer, blind / buried holes, carbon, plugholes etc. Awealth of experience of analysing anomaly for quality,improvement and prevention, use various types of quality control methodto regulate the product quality.3. Be able to skillfully use the seven QC practices, IE seven practices

熟悉PCB行业的相关标准和系统化管理，能结合公司整体系统运行情况和实际生产的需求，对失效的系统进行修改和完善；熟悉PCB单/双面、多层、盲/埋孔、碳油、塞孔等工艺制程，对品质异常的分析、改善和预防有丰富的经验，能熟练运用各类品管手法对制程品质进行管控。

This paper focuses on the precise orbit determination problem of the Low Earth Orbiters using double-frequency observations of the Global Position System. A simulation platform is built up, which is used to generate the satellites-to-satellites tracking data, as a tool to validate the algorithm developed for the future application of GPS sensors on the LEOs.

本文结合最近几年来国外低轨卫星GPS定轨技术的最新发展情况，研究了基于双频GPS测量技术的低轨卫星精密几何定轨问题，建立了低轨卫星GPS定轨的仿真平台，并用之作为关键技术的验证手段，研究了旨在获得分米精度的快速几何定轨算法和结果精度评估方法。

Bender controlling is belong to automatic pressure control system, though set bending force can change work roller slit camber validity, and cancel double and four tabular of shape deviation, and improve the disadvantage of shape symmetry, so it is very important in practice.

弯辊控制属于自动压力控制系统，通过调整弯辊力可以有效地改变工作辊的辊缝凸度，消除板形偏差中的二次、四次分量，改善对称板形缺陷，是现场技术攻关的重点。

My company has the high-precision large and medium-sized CNC milling spiral bevel gear tooth 4-axis CNC machine tools used not only servo-driven, SIEMENS 802D control system to roll all of milling spiral bevel gear, zero Bevel Gear and quasi-double Surface gear, and to the world's most advanced coordinates Coaxial design, successfully applied in the processing of new products in diameter.

我公司拥有的高精度大、中型数控弧齿锥齿轮铣齿机床不仅采用数控四轴伺服驱动、SIEMENS 802D控制系统，以滚切法铣削弧齿锥齿轮、零度齿锥齿轮及准双曲面齿轮，且把当今世界最先进的坐标轴式设计，成功应用于大加工直径的新产品之中。

Variable load;Double loop DC motor control system;"Quasi-equivalent" model;Parameter identification

变负载；双闭环直流调速系统；类等效模型；参数辨识

Concept of double-inlet water-jet system is designed with one inlet in side and the other in bottom.

配合本文提出的带有侧进水口及底进水口的双进水口喷水推进系统的概念设计，该高速艇可在深水中高速航行、在浅水中安全航行，有效最小水深可和该艇的静态吃水相当。

This paper introduces the problems in double backpressure condenser vacuum system by taking certain power plant as example,especially the circulating water with high temperature has influence on the economic efficiency of unit,put forward countermeasures to solve these problems.

以某电厂为例，介绍了双背压凝汽器真空系统存在的问题，特别是循环水水温较高时会影响机组的经济效率，并提出了解决该问题的对施。

Works for the Ministry of Construction of the project model works, all using H steel steel girder, rigid, by 8 degrees earthquake design and introduction of double-reinforced technology and GKP 11,300 panels, food warming on technology, the heating system to implement the "two-pipe into households, household metering, sub-room facility" management, and Practical intelligent technology choices, the installation broadband network and enhance the use of functions.

该工程为建设部立项的示范工程，全部采用H钢钢梁、钢柱，按8度抗震设计，并引进双钢筋叠合板技术和GKP外墙外保温技术，供暖系统实施&双管进户、分户计量、分室控温&管理，同时，选择实用的智能化技术，安装宽带网，提高使用功能。

The technique problems such as quick charging of high voltage capacitor, uniform discharge in high pressure large aperture zone, uniform flow of high pressure gas, and laser resonator, high energy pulse output and high repetition pulse output, were solved by applications of ultraviolet preionization, two-circuit series and parallel discharge structure of graphite Ernst electrode, folded resonator that embodies super-thin water-cooled non-deforming mirror, closed circle direct cooling system of double loop and high-voltage high-current switch power supply.

采用紫外预电离双路Ernst石墨电极串并联放电结构、超薄水冷不变形镜折叠腔、双回路直冷式封闭循环流动系统和高压大电流快脉冲开关电源等技术，解决了高功率高压电容充电、高气压大体积均匀辉光放电、高气压高速均匀流场、激光谐振腔和高脉冲能量、高重复频率脉冲激光输出等技术难题。

Ne-process two-for-one twister incorporating double twisting, setting and false twisting on one machine provides a new system for the production of silk-like crepe.

一步法倍捻机采用倍捻、定形、假捻3道工序在一台机器上一次完成，为生产仿真丝络线提供了一条新途径。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。