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- maintenance of water quality 水质维持
- This intricate web of interactions is vital to the maintenance of our soil, air, and water quality. 这个复杂的交互的网络对于我们的土地，空气和水的质量的维持是致命的。
- Findings from water quality inspection at end users homes over the years show that most failed cases can be attributed to poor maintenance of household water facilities. 据历年水质检验结果显示,绝大多数不合格案例,均为用户疏于维护用水设备所致。
- There were serious potential hygienic risks of water quality. 自贡市乡镇自来水厂的水质存在严重的卫生安全隐患。
- Have experience of maintenance of water, electricity, gas and other electric instrument. 有水、电、气或电气设施维修经验。
- Periodical inspection and maintenance of water supply system, supplying pipe, tape and tank, drain pipe. 给水装置的管线、龙头、水箱及排水管道的定期检查和维修。
- Describes the working principle of water treatment in blood dialytic system and the maintenance of the water system. 介绍了血液透析系统的水处理工作原理及其维修与维护。
- Maintenance of PC is in my element. 我对电脑的维修保养很在行。
- All units shall strengthen the prevention and control of water pollution to protect and improve water quality. 各单位应当加强水污染防治工作，保护和改善水质。
- Article 9: A is responsible for the maintenance of environment and sanitization in the industrial park, safeguard, facilities of water, power outside, etc. 第九条甲方负责园区内的环境卫生、门卫、保卫及水、电户外设施保养，维修等事务。
- He lifted a pail of water from the ground. 他把一桶水从地上提了起来。
- The mission of the Cayuga County Water Quality Management Agency is to protect and improve the quality of water in Cayuga County. 描述:卡尤加族郡水质量管理处的主要任务是保护该郡的水资源，提高水资源质量。
- A dash of water in his face will revive him. 向他脸上泼水能使他苏醒。
- Management And Water Quality Maintenance Of Self-Provided Well 浅议自备水源井水质保护和管理
- The pipe burst and a spout of water shoot out. 水管破裂了，一股水喷了出来。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- Article 9: Party A is responsible for the maintenance of environment and sanitization in the industrial park, safeguard, facilities of water, power outside, etc. 第九条甲方负责园区内的环境卫生、门卫、保卫及水、电户外设施保养，维修等事务。
- He had to work hard for the maintenance of his family. 他为了养家不得不去拼命工作。
- The flower languished from lack of water. 花因缺水而枯萎。
- Study on Affection of Water Resources Protection Forest to Water Quality of Miyun Reservoir in Beijing, China. 北京密云水库水源涵养林对水质的影响研究。
