main的例句大全

Application of Backfill Grouting In Earth Section of No.3 Tunnel of the South Main Line

回填灌浆技术在南干3~洞土洞段中的应用

Imagine of Realization of Remote Back-up Protection in Main Network above 220 kV

关于220kV及以上主网远后备保护的思考

While, Colon bacillus is the main gram-negative one ( 25.5%).

革兰氏阴性菌占检出菌的25.5%，以大肠埃希氏菌为主。

The results show that molybdenite is the main recoverable metal mineral and bismuthinite and scheelite are the associated metal minerals recoverable.

结果表明：该矿石中主要可回收的金属矿物为辉钼矿，可综合回收的伴生金属矿物为辉铋矿和白钨矿；

Usually, pyrrhotite exists in many non-ferrous metallic ores as an associated mineral with little industrial value, but it is the main resource of sulfur.

磁黄铁矿（Fe1-xS，Ox0.223）往往以伴生形式存在于许多有色属矿中，其本身工业价值不大，却常是金属矿中S的主要来源。

In this paper, the rectifying method of a deviated large calibre reinforced concrete pipe is explained and the instance of the deviation rectification of main pushing sewage pipe of Pudong, Shanghai by means of forcing out of the pipe and forcing in the pipe.

本文阐述了大口径钢筋混凝土管顶偏后的纠正方法，并着重介绍了上海市浦东排污水干管顶偏后通过管外加力法和管内加力法将其纠正的实例。

The main differences of overflow dyeing machine and airflow dyeing machine are the driven force of fabric, the former uses liquid, and the later uses air, and both have their own characteristics.

气流染色机与溢流染色机的主要区别在于前者采用空气动力系统，后者织物则由液流来推动，两者各有优缺点。

The top priority of railway restructuring should be given to separating supplementary business of enterprises engaged in various line of business from their main business of transportation so that such enterprises can turn into independent economic entity in the market responsible for profits or losses.

铁路系统体制改革的首要工作是，实现多种经营企业等铁路辅业单位与运输主业相分离，成为真正自主经营、自负盈亏的市场经济实体。

In the preface of this paper, the problem existing in the current financing mechanism of china's inland ports, that the main fund-raising-the port tied loan will meet a severe challenge with the promotion of the management system reform, is studied.

前言阐述了我国内河港口目前的投融资模式机制存在的问题，即随着内河港口管理体制改革的深化，内河港口主要筹资方式&港口专项贷款将遇到严峻的挑战。

Taking the amylaceous waste liquid as the main carbon source the author used the cross experiment and the shaking bottle fermentation to screen the shiitake liquid fermentation medium.

作者以淀粉废液为主要碳源，运用正交试验，采用摇瓶发酵筛选香菇液体发酵培养基。

Three kinds of main transmission shafts have been used in the cold-rolled factory of Wuhan Iron& Steel ( Group) Corporation since 1700 five-sequential rolling mill was put into operation.

武汉钢铁（集团）公司冷轧厂1700五连轧机及整机自投产以来，使用了3种形式的主传动轴。

This paper mainly describes the automatic detection principle and control methods of cold rolled strip shape, and puts forward the main factors for detection and control of shape in the tandem mill in AISC Cold Rolled Sheet Plant, the optimum shape control process is therefore further cleared.

主要介绍了板形自动检测原理和控制手段，提出了鞍钢冷轧厂联合机组板形检测和控制要素，进一步明确了优化板形控制工艺。

In this article we have investigated the injured state of ecological property of grassland in part of northwest area and analysed its main reason being the man-made destroy for a long time.

考察了西北部分地区草地生态资产受损状况，分析了长期以来人为因素为主要的破坏因素。

The utility model relates to a peanut harvester, comprising a main beam frame, a digging mechanism, a driving mechanism and a conveying mechanism.

一种花生收获机，包括主梁架、挖掘机构、传动机构及输送机构。

On Design Plan Selection of Sewage Main Pipe of Combined Sewage Treatment Works

合流制系统污水厂的污水总管设计方案比选沿踢脚板铺设的管道

Analysis of Combining Ability on Main Characters in Rice

水稻主要性状配合力的分析

Main Environmental Problems of Town-and-Country Combining Zone and Its Comprehensive Control Strategy

城乡结合带主要环境问题及其综合治理对策

This paper mainly introduces the design of main components of its elevator and conveying appliance.

本文重点介绍了立体车库升降的结构设计和停车设备传动系统的设计。

The main performance indexes on 1# hard facing rust inhibiting oil were verified and its process was determined.

对1号硬膜防锈油的主要性能指标进行验证并确定其使用工艺。

Kinematical analysis on the main body of chinese traditional medical massage manipulator robot

中医推拿机器人主体机构的运动学分析