查询词典 under control

Therefore, we at the Marriott Hotel, focused on pest control in the following aspects: one, a sound pest control project reporting system, including records of drug use, pest density and the improvement of means of pest against recommendation 2, and further improve the pest control facilities, in particular, Hotels are the physical control such as fly disinfestation lamp.

所以，我们在万豪大酒店的虫害控制中着重以下几方面：1、完善的虫害控制工程报告制度，内容包括药物使用记录、虫害密度及虫害侵害途径的改善建议2、进一步完善防虫设施，尤其是酒店的物理防治{如灭蝇灯调整及管理}。

A control system of stepmotor that enable operator to control displacement and adjust velocity discretionarily was designed, using the TMS320LF2407 chip and the step motor drive. This control system can control step motors.

论文从工程应用的角度出发，以TMS320LF2407A DSP芯片作为控制核心，结合专用步进电动机驱动器，设计了一套可控制的电动机，且具有位移控制和多级调速功能的步进电动机控制系统。

To further enhance the autoleveling technology of drawing frame, a new type of dual open-loop control system was issued based on the analysis of the quality of the current autoleveling control system of drawing frame. This paper presented a mathematical model of the new control system, analyzed its mathematical theory, and elucidated the theoretical basis of dual open-loop autoleveling control system.

为进一步提高并条机自调匀整技术，在分析纺织并条机自调匀整控制系统优劣的基础上，提出一种新的双开环控制系统，给出了新型控制系统的数学模型，详细分析了其数学原理，阐述了双开环自调匀整控制系统的理论基础。

As a result, a simple control method can not improve the dynamic performance of speed servo system. Integrated the advantages of self-adaptive control, fuzzy control and PID control, an intelligent dual module NC servo controller, called self-adaptive fuzzy PID controller is designed according to the modular design principle.

在光干涉弹流油膜测量系统中，速度伺服系统的控制参数和结构参数是影响速度伺服系统性能的主要因素，且具有时变性和不确定性，采用单一的控制策略很难达到提高速度伺服系统的动态性能的目的。

Every industrialized country lists the numerical control technology and numerical control equipment as country's critical materials besides in the world, not only come to develop self numerical control technology and their estate adopting an important measure, and the effectuation blockades and restricts policy in the respect of the numerical control key technology and equipment "high-grade , precise , and advanced" to our country

此外世界上各工业发达国家还将数控技术及数控装备列为国家的战略物资，不仅采取重大措施来发展自己的数控技术及其产业，而且在"高精尖"数控关键技术和装备方面对我国实行封锁和限制政策

This thesis discusses expert system and fuzzy control technology; dissertates emphatically the apply of intelligent fuzzy control method inthe control of aluminium electrolytic cell; illuminates in detailed the idea of design with realization of the systems software and hardware; at the same time, with the technology characteristic of the aluminium electrolytic cell, the thesis discusses the methods of anti-interference in control system.

本文就专家系统、模糊控制等智能控制技术进行了探讨；并着重论述了智能模糊控制方法在铝电解槽工艺控制中的应用；详细说明了控制系统软、硬件的设计思想及其实现；同时，针对铝电解槽的工艺特点，说明了控制系统所采取的抗干扰措施。

Numerical control technology to go on technology that control with digital information to mechanical movement and working course, numerical control equipment whether represented by technology of numerical control new technology make industry and new developing infiltration electromechanics integrated product that form of manufacturing industry to tradition, i.e.

数控技术是用数字信息对机械运动和工作过程进行控制的技术，数控装备是以数控技术为代表的新技术对传统制造产业和新兴制造业的渗透形成的机电一体化产品，即所谓的数字化装备，其技术范围覆盖很多领域：(1)机械制造技术；(2)信息处理、加工、传输技术；(3)自动控制技术；(4)伺服驱动技术；(5)传感器技术；(6)软件技术等。

Abstracts: MMB1320B-type cylindrical grinder applies hydraulic pressure Systematic and electricity-control-mode drive to realize the motion of the working table and emery wheel rack.. This article improves the method of electricity control and uses PLC soft ware instead of a large amount of centre relay and time relay of relay control system to realize the control of hydraulic pressure so that we can save energy and enhance efficiency.

摘 要： MMB1320B 型外圆磨床采用液压系统和电气控制方式驱动以实现工作台和砂轮架的动作，本文对其电气控制方式加以改造，用 PLC 软件取代继电器控制系统中大量的中间继电器、时间继电器等以实现液压系统的 PLC 控制，从而达到节能增效的目的。

To conserve waterfowl in everglade,focalizing on waterfowl,this paper study method of environmental control about eco-tourism development from function control,road plan control and capacity control,to reduce impact on waterfowl.

为了 保护湿地水禽，以水禽为研究对象，在分析湿地旅游活动的特征和可能引起的环境问题的基础上，提出应科学划分生态功能区、合理确定旅游线路、控制游客数量和旅游范围的环境干预方法，以尽量避免和减少开发活动对湿地水禽的不利影响。

A new discrete reaching law is presented to improve the reaching process of discrete exponential reaching law.The discrete-time variable structure control system designed by this reaching law can not only weaken the chattering and control the system state approach to zero diminishingly,but also keep the basic property of quasi-sliding mode which can cross the switching surface step by step.This method improves the reaching process and enhances the control quality of the control system.

为了改善离散指数趋近律的趋近过程，提出了一种新的趋近律，利用该趋近律设计的变结构控制器，不仅能够大幅度削弱抖振，使系统运动最终趋于原点不存在稳态振荡，而且能使系统的准滑动模态保持步步穿越切换面的基本属性，有效地改善了趋近过程，提高了控制品质。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。