performance rate中文什么意思

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1. The experimental result of the system has shown that the correct performance rate of relay protection is 100 % , the performance of safety automation equipment is normal , and the communication system satisfied the demand of data transmission
   制作的样机实验结果表明继电保护正确动作率百分之百，安全自动装置功能运行正常，通信系统满足数据传输的要求。
2. By means of hedging the futures market can effectively resolve the problems of the booking farming at present , accelerate the implementation of booking farming , improve the performance rate of booking and give play to the role of booking farming more effectively
   利用期货市场的套期保值操作，能够有效地解决目前我国在订单农业中存在的问题，促进订单农业的实施、提高订单农业的履约率，更好地发挥订单农业的作用。
3. The mechanism of scale and plugging in the filtration system of phosphoric acid is introduced , the status about scale and plugging in the filtration system of pa plant in yunfeng company is analyzed and some measures , such as adopting high grade phosphate rock , controlling the technological indexes in extractor better , strengthening the management of operation and technology in filtration system and making a good job of maintaining and managing equipment , are put forward for decreasing scale and plugging , improving the performance rate of plant
   分析磷酸过滤系统结垢堵塞的原因，介绍云峰公司磷酸装置过滤系统结垢堵塞状况，提出减少结垢、堵塞，提高开车卑的具体措施：采用高品位的磷矿，严格控制革取槽的工艺指标，加强过滤系统技术管理，搞好设备维护工作。
4. To that the greenhouse of our country is low in scientific and technological content , the level of production lags behind , the modernized intellectual greenhouse nearly all rely on the import situation , this topic adopts advanced computer technology , micro - electronic control technology and sensing technology to design the distributed automatic control system of the greenhouse computer , this system makes up of one personal computer and a lot of controller control device , which make up a principal and subordinate type distribute structure the slave machine adopts pic single chip microcomputer which has a high price performance rate , and realize the collection of the environmental parameter data of the greenhouse and control the system mainly
   针对我国温室科技含量低、生产水平落后、现代化的智能温室几乎全部依赖进口的局面，本课题采用先进的计算机技术、微电子控制技术和传感技术设计出温室计算机分布式自动控制系统。本系统由一台pc机与多个微处理控制器装置组成主从式分布结构，下位机采用性价比高的pic单片机，主要实现对温室环境参数的数据采集和控制工作。上位机采用pc机，主要用于对环境参数数据的管理和对控制参数的设置工作。