period of duty是什么意思

网络释义

用法例句

Analysis and summary on the running of NIRO two-stage fluidized bed dryer;

NIRO两段流化床干燥器运行情况分析和总结

Analysis on running data of Sino-Japanese cooperated 200 kW PAFC power station in Panyu;

中日合作番禺200kW磷酸燃料电池运行数据分析

Start-up summary and running analysis of 1.2 Mt/a diesel hydrofining unit of Lanzhou Petrochemical Company;

兰州石化1.2Mt/a柴油加氢装置开车及运行分析

Design and operation of Daye's waste acid treatment plant;

大冶污酸处理装置的设计和运行

Summary on F-4112 membrane operation;

F-4112膜运行总结

Adjustment and Control of Activated Sludge System Operation(Ⅰ);

活性污泥系统运行的调节与控制(上)

Application of oil-fired boiler into Coal-Water-Slurry-fired one in the Oil Refinery and studies on several operating questions;

某化工项目炼油厂65T/h燃油锅炉改烧水煤浆的运行情况及相关问题的探讨

Economic Operating of Medium and Small Size Three Phase Induction Motors;

谈中小型三相异步电动机经济运行

How enhances the air compressor equipment the operating efficiency,to saves the electrical energy and reduces the production cost to have the count for much significance.

如何提高空压机设备的运行效率,对节约电能和降低生产成本有着非常重要的意义。

Depurating water quality of bottled drinking natural mineral water and running manage;

瓶装饮用天然矿泉水水质净化及运行管理

The brief summary of industrial gas turbine running and overhauling;

工业用燃气轮机运行和检修

This paper introduces the limit and run management method of unheated gathering and transportation in Daqing Oilfield and pointed out the direction of future research.

介绍大庆油田不加热集技术界限及运行管理方法现状,并指出了今后的研究方向。

Analysis on the Over-water Lifesaving System and Its Functional Law;

游泳救生系统及其运行分析

The establish and function of the Land Reserving System;

土地储备制度的建立与运行

Analyzed is the functioning effect of the new system and the scientific solutions to the existing problems are advanced finally.

探讨了农业社会化服务体系股份合作制改造的意义、主要类型及存在的问题，分析了新体制下的运行效应，最后就存在问题提出了科学的对