1.
Investigation of Water Bloom Control and Water Quality Service of Shichahai Water System in Beijing;
北京什刹海水华控制和水质维护的试验研究
2.
The Economics Evaluation of Vindicating Water Quality in Mineral Resources Development-An Empirical Study Based on Nonferrous Metal Mine in Guizhou Township;
矿产资源开发环境下水质维护的经济价值评估——以贵州某乡镇有色金属矿区为例
3.
THE MAINTENANCE AND CALIBRATION OF AUROMATIC MONITORING SYSTEM OF AQUALAB WATER QUALITY
Aqualab水质自动监测系统的维护与校准
4.
Research and Application of Two-Dimensional Water Quality Model for Water Resources Protection;
二维河流水质模型在水资源保护中的应用
5.
The quality management and running attention management of sluice electromechanical equipment
水闸机电设备质量管理与运行维护管理
6.
Use of Rainwater-collecting Project and Operation of Water-Purifying Facilities;
雨水收集工程供水设施的使用及水质净化设施运行与维护
7.
Research on Method of Quality Management Application and Promotion Effectively to Enterprise
企业质量管理水平维护与提升的有效途径和方法探讨
8.
flow method of vehicle maintenance
汽车维护流水作业法
9.
The protection of drinking water source to safeguard the quantity and quality of water.
饮用水源保护和水量、水质保证。
10.
Current Status and Protection Measures in Water Source Area of Hengshan Reservoir
横山水库水源地水质现状及保护对策
11.
A nonliving, water - resistant protective tissue that is formed on the outside of the cork cambium in the woody stems and roots of many seed plants.
栓皮一种无生命的、防水保护纤维，形成于许多种子植物的木质茎和根软木形成层的外部
12.
Vitamins A and C and minerals may play some protective role.
维生素A和维生素C以及矿物质可能起保护作用。
13.
All-trans Retinoic Acid Ameliorates Renal Tubular Interstitial Fibrosis Caused by Unilateral Ureteral Obstruction in Rats;
维甲酸对大鼠肾间质纤维化保护作用的研究
14.
File, index, store, and maintain quality records.
质量记录的归档、编制索引、储存和维护。
15.
The quality-guaranteed health-care products safeguard your health.
本保健产品以品质保证维护您的健康。
16.
The silk shirt will last long with reasonable care.
丝质衬衫维护得宜将可穿得很久。
17.
Ensure and maintain localization quality of the localized site.
确保网站的本地化质量并加以维护。
18.
Establishing and maintaining an acceptable vendor quality assurance system.
建立以及维护供应商的质量保证体系。