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- drainage of polder area 海涂排水
- The drainage of the town is not good, some of the pipes are broken. 城里的排水系统不好,有些水管断裂了。
- drainage of polder 海涂排水
- The drainage of the bathtub is clogged. 浴缸的排水堵住了。
- Mines: drainage of sewage and sludge. 矿井排污水、污泥。
- The building of polder land has played an active role in flood control, drainage, irrigation and reducing immersing. 圩田的兴筑，在防洪、排涝、灌溉、降渍等方面均起了积极作用。
- Tidal bore and fall in coastal areas result in severe head difference in polder construction and scouring in polder area. 沿海地区海滩围垦工程围区在施工过程中随着潮水涨落,围区内外会产生较大的水头差和围涂区域引起冲刷。
- The drainage of the city is not good, some of the pipes are broken. 这个城市的排水系统不好,有些排水管都破裂了。
- The drainage of the town is not good,some of the pipes are broken. 城里的排水系统不好，有些水管断裂了。
- But it is very obvious that the excessive exploration of polder land basin has destroyed the regional environment, to some extent. 但是圩田的过度开发活动对区域生态环境的破坏作用也十分明显。
- To promote the implementation of “Polder return to the lake, construction immigrant residents”, practice the plan and design of flood control engineering of Yangtze River. 推动“退田还湖、平垸行洪和移民建镇”长江洪水治理规划方案的落实；
- This eases installation and also facilitates drainage of contaminants. 这将便于安装,也便于污染物的排出。
- During the Ming and Qing dynasties, the development of polder land in Chaohu lake basin is due to its unique natural environment factors and social economy. 摘要明清时期巢湖流域圩田的发展，有独特的自然环境因素，也有一定的社会经济根源。
- All cases of biloma underwent external drainage of bile or ethanol ablation. 结果共发现11例胆汁瘤（11/350，3.;1%25），且均呈囊状扩张（11/11）。
- The first chapter delimits her area of research. 第一章阐明了她的研究领域。
- optimization of planning for drainage system in plain polder area is a complicated multi-dimensional non-linear optimizing problem. 平原圩区除涝排水系统最优规划是一个多维、非线性复杂系统优化问题。
- Wet weather is a feature of life in this area. 天气潮湿是这个地区生活的一个特色。
- Drainage of secretions that accumulate in the subglottic area can be accomplished through use of an endotracheal tube with a separate dorsal lumen that opens directly above the endotracheal cuff. 累积在声门区域分泌物的排出可利用气管内管在气管内袖口之上的一分开的背侧内腔。
- This area has an acute shortage of water. 这个地方缺水严重。
- In drainage of agricultural lands, a filter or gravel envelope is used to prevent the entrance of fine sand and silt into the drains. 在农田排水中常常采用砾石或过滤层来防止粉细砂和泥沙进入排水沟。
