查询词典 water supply

The bamboo salt specially added into the product contains natural anti-chapping and moistening elements so as to strengthen skin's water supply and prevent skin dryness and chilblain growth .

特别添加的竹盐成份和凡士林，含有天然的防裂保湿因子，加强皮肤表层水份，防止皮肤干裂和预防冻疮产生。

The inactivation of chironomid larvae in water supply systems was experimented with environment degradable vitamin K3,its main component 2-methyl-1,4-naphthoquinone,and their congener menadione triamintriazine bisulphite.

采用易被环境分解的维生素K3、其基本成分β-甲基萘醌和同系物三氨基三嗪甲萘醌亚硫酸盐，对在给水系统中出现的4龄摇蚊幼虫进行了杀生实验。

The filtering net of water supply opening shall be recovered to the original shape after cleanout, so as

供水口滤网清洗后，请务必恢复原状，以免引起供水阀的故障。

Based on the principle of complementary advantages, joint venture set up high-tech enterprises, the company specializes in urban public utilities intelligent research, design, production, system integration and installation work, mainly for city gas, water supply and drainage, electricity and other fields of automatic meter reading system provides products and full - azimuth of technical services.

成都千嘉科技有限公司是由成都城市燃气有限责任公司、成都金地光电科技有限公司、丹东东发有限公司（暨丹东热工仪表有限公司）本着优势互补的原则，共同投资组建的高新技术企业，公司专业从事城市公用事业智能化的研究、设计、生产、系统集成和安装工作，主要为城市燃气、给排水、供电领域的自动抄表等系统提供产品和全方位的技术服务。

Water supply system is a complicatedly dynamic nonlinear system, it is difficult to simulate by using one or several explicit functions in pipe networks.

由于供水系统是非常复杂的动态非线性系统，在实际管网的运行中，很难以一个或几个统一的显式函数关系描述管网的工况。

One of the main conduit pipes for the LA water supply.

洛杉矶供水系统的主要输水管之一。

Demonstrates composition and function of a constant pressure water-supply system controlled by PLC and frequency converter as well as the design of each function module.

阐述了基于PLC和变频器控制的恒压供水系统的组成、功能及各功能模块的设计方法。

MCGS and constant pressure water supply system of integration automation experimental facility

介绍了以变频器构成的新型恒压供水系统，详细说明了系统原理、结构以及具体器件的选择。

In this paper, MODBUS bus in VVVF control system applied constant pressure in the water supply system was discussed.

本文对MODBUS总线在变频调速控制系统在应用于恒压供水系统进行了探讨。

To resolve this problem, I have designed a constant pressure water supply system using PLC and VVVF.

为了解决这个问题，于是我设计了一套全自动管网叠压变频调速供水设备。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。