abbreviated tender system

They are simplicity as use, change as nature, trade as exchange, solidity as aim.

《周易》之四义,集中体现了整体有机自然观的理念,许多学者在此基础上提出了研究《周易》的四项原则——简易为用,变易为性,交易为通,不易为宗。

Design and application of simple and easy sprinkler systems;

简易自动喷水灭火系统的设计应用

The essay introduces the method how to improve the RC bridge sine wave oscilling circuit,thus to construct a simple and easy audio frequency signal generato

本文介绍了通过对RC桥式正弦波振荡电路的改进从而构成简易音频信号发声器的过

Simple Quantitative Test of Poisonous Gas in the Air;

空气中有害气体的简易定量检测

The Making and Application of a Simple Absorbing Sampler in Deep Water.;

简易吸水式深水采样器的制作与应用

Fabrication of one simple kind of bolt test machine;

一种简易插销试验机的制作

Application of simplified sand control and well completion technology in Bohai heavy oilfield;

简易防砂完井技术在渤海稠油油田的应用

In flue gas dusulfurizating reformation of 220t/h pulverized coal boiler,applying the simply wet constructed integrated equipment of dust removal and desulfurization obtained better effect: little cover,small investment, short work period,higher dusulfurization efficiency,less running expenses and no by-product processing.

在220 t/h煤粉锅炉延期脱硫改造中,应用简易湿法脱硫除尘一体化装置,占地少,投资小,工期短,脱硫效率较好,运行费用较低且无副产品处理,取得了较好效果。