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- Several methods of determining the optimal space and depth of subsurface plastic drainage tubes are explicated and summarized in this paper. 本文介绍了农田塑料暗管埋深和间距的确定方法,并对之进行了评述。
- Determining optimal space and depth of the subsurface plastic drainage tubes is a main task in planning and design of a drainage system. 农田塑料暗管埋深和间距的确定,是塑料暗管排水系统规划设计的主要任务,关系到排水效果和投资效益。
- Made of imported 304 material from Japan with one-piece-processing technology,satin finish,matchings :american-styled s.steel waste kit and advanced plastic drainage kit. 采用日本进口304不锈钢材料制作;产品一体成型;拉丝面,配置:美式全钢落水器;高级塑料排水管.
- The Company subordinate: Lunan Institute of Mining washing machine, coal washing machine factory, 200,000 tons coal washery two, plastic drainage pipe to the plant, oily water-based paint factory. 本公司下属:鲁南矿山洗选机械研究所、洗煤机械厂、20万吨洗煤厂两座、塑料给排水管材厂、油性水性涂料厂。
- Construction technology of plastic drainage plate 塑料排水板施工技术
- Treat Soft Soil Ground with Plastic Drainage Plate 塑料排水板处理软土地基的施工技术分析
- Distance of plastic drainage plate 排水板间距
- He came to look at the drainage. 他是来检查排水设备的。
- The drainage system has been aged. 排水系统已经老化了。
- Development of Underwater Cutter of Plastic Drainage Plate 塑料排水板水下切割机的研制
- The man is carrying a small black plastic handbag. 这个人提着一个黑色的小塑料提袋。
- He is a plastic surgery specialist. 他是个整形外科医生。
- Many items in daily use are made out of plastic. 有很多日常生活用品是塑料制的。
- It is some kind of plastic made to imitate iron. 这是一种塑胶,但外观仿制得像铁。
- The fruit is prepackaged in plastic tray. 水果用塑料盘预先包装。
- Many items in daily use are made of plastic. 很多日常生活用品是用塑料制成的。
- A kind of plastic stuff is used to make the plates. 这些盘子是用一种塑料制造的。
- Put your washing in the plastic bag. 把你要洗的衣物放到商行塑料袋中。
- Plastic flowers are a particular hate of mine. 塑料花是我特别厌恶的东西。
- Plastic is sometimes used instead of leather. 塑胶有时可以替代皮革。