查询词典 bring under control

Based on two kinds of control strategies of VSR under unbalanced grid condition,the introduction of a new VSR control strategy featuring undamped -oscillation that simplifies the controller structure and effectively improves VSR"s performance under unbalanced grid condition.· A systematic description of the state switching in trilogic PWM signal generation of three-phase CSR by using the conversion between bilogic and trilogic switching functions.· Referenced to the CSR"s trilogic PWM signal generation, an approach to achieve low-stress natural commutation of switching devices by reshuffling the vector composition sequence, resulting reduced switching loss.

在研究了两类电网不平衡时的VSR控制策略基础上，提出了一种新型的基于无阻尼振荡控制器的VSR不平衡控制策略，在简化控制结构的同时，有效地改善了电网不平衡时的VSR控制性能；·通过二、三值逻辑开关函数间的转换，系统地描述了三相CSR三值逻辑PWM信号发生中的状态切换；·结合三相CSR三值逻辑PWM信号发生规律，提出了通过调整矢量合成顺序而使功率管获得自然换相的低电压应力SVPWM控制，从而有效地降低了功率管的开关损耗。

These porblems are: legislation on city plan is deficient, causing unavoidable water pollution under many circumstances; there is lack of effective control of the two major pollutants:industrial sewage and daily sewage; the construction of relative organs is unable to meet the need of environmental protection; the underground water isnt under complete protection;control on other pollutants is unsufficient;local legislation is banal.

具体表现为环评制度、清洁生产制度等存在弊端，无法真正实现对工业废水的源头控制；对生活污水的立法仅限于末端治理，有关节约用水的立法空白较多；现有的城市污水处理系统由于缺乏法律的保障，从设置到运转状况均不能令人乐观；③城市水污染监管体制亦存在漏洞；④对地下水保护不力；⑤对其他污染源控制漏洞较多；⑥地方立法缺乏特色。

Using electric operation controlled lifting system so that the floating plate safe, stable, powerful stress job to ensure that the molding, simpler and quicker. 2 strong suction system without phase vacuum suction, negative pressure may have been the ideal state, the use of more convenient. 3 equipment, power can achieve the best working state of the lowest electricity consumption standards. 4 soften me with automatic temperature control system can be made under different heating plate settings required. 5 operating system, the use of numerical control system to operate, effective improve the efficiency of the operator. 6 advanced technology can be a cooling suction pressure molding, may also be under the light box, the different effects of the word alone or in a separate suction pressure, so that light boxes, forming a word.

产品特点：1。采用电操作控升降系统，使浮动板安全，平稳，工作压力强大，确保成型更简便，快捷。2 吸气系统功能强劲，无需阶段吸真空，可一直处于理想负压状态，使用更方便。3 设备功率可达到最佳工作状态的最低电耗标准。4 软化箱装有自动恒温控制系统，可根据板材不同的加温需要设定。5 操作系统采用数控系统操作，有效的提高了操作人员的工作效率。6 技术先进，可吸压冷却一次成型，也可根据灯箱，字的不同效果，单独吸或单独压，使灯箱，字一次成型。

Consequently,in this study we introduced genes that encode the xylose isomerase and xylulokinase precisely under the control of a strong,constitutive glyceraldehydes-3-phosphate promoter by PCR-mediated overlap extension,which is in charge of xylose assimilation;and also we introduced genes that encode the transaldolase and transketolase precisely under the control of enolase promoter,which is in charge of xylose utilization,then transformed plasmid with the two operons into Z.

因此，本文通过代谢工程手段，将负责木糖代谢转化的木糖异构酶基因和木酮糖激酶基因置于强组成型启动子3-P-甘油醛下；同时将负责木糖转化利用的转醛醇酶和转酮醇酶基因置于强组成型启动子烯醇酶下，通过电转的方式将上述四个基因转入到Zymomonasmobilis CP4中，从而在运动发酵单胞菌中构建起一套完整的木糖代谢途径。

The monitoring and control system of air blower real-time detect parameters of power supply, control system, air blower, air pressure under mine. The monitoring and control system ensures the air blower working safely, and improves the management level. It is significant to the safety and management of mine.

煤矿风机工作状态监控系统对风机的供电系统、控制系统、风机、井下参数等进行实时检测，实现对煤矿风机工作状态的监督与控制，对保证风机的安全工作，提高煤矿的安全管理水平具有重要的现实意义。

Based on the theory of the control benefit driving capital allocation and the control arrangement under the special equity structure in Chinese listed company, this paper empirically studies the capital allocation resulting in control benefit firstly from fixed asset investment and equity merge.

基于控制权收益驱动公司资本配置行为的理论阐释，结合我国上市公司特有的股权结构及其导致的控制权分配格局，从固定资产投资和股权投资两个方面，对形成我国上市公司控制权收益的资本配置行为进行了实证研究。

Research content except inquire into industry investment continent control policy form, connotation and development process outside, and introduce control policy in classify control industry in high-tech industry, service industries, infrastructure industry because crowd forgather effect with market demand under, circuity west enters China develop.

本研究内容除探讨产业投资大陆管制政策之形成、内涵与演变过程外，并介绍管制政策中列为管制产业中之、服务业、基础建设产业因群聚效应与市场需求下，迂回西进中国之发展。

In addition, under information technology environment, the focus of internal control has turned from control of business process to the control of computer information system.

另外，在信息技术环境下，由于业务环节和交易方式的改变，内部控制的重心从对业务过程的控制将转向对计算机信息系统的控制。

To test the fluctuating asymmetry in fore femur, special vein L1 and hind wing under the stress and control, the resultshow that all traits except for L1 in first generation of control population demonstrated FA, and a majority of FA values were larger in treatment compare to those in control.

无论在处理种群还是对照种群中，随着筛选代数的增加，前足腿节、L1、后翅翅长的FA值均出现下降的趋势，将其与适合度各参数进行相关性分析后发现，处理种群中，后翅的FA4值与种群的存活率间存在显著的负相关关系(r=-0.64，p＜0.05)；在对照种群中，后翅翅长的FA3和FA4值与存活率间同样也存在显著的负相关关系(r=-0.61，p＜0.05；r=-0.63，p＜0.05)。

The results indicate a high control quality. This control strategy can meet the requirement of holdup control under the present experimental conditions.

实验证明，该方法的控制精度好，在当前实验条件下能够很好的满足控制要求。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。