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- Study of the Influence of Canal Water Depth on Canal Seepage 渠道水深对渠床渗漏量影响研究
- canal water depth 渠道水深
- The hydrologist figured the water depth along a wharf piling. 水文工作者在码头桩上用数字标明水深。
- A weight on the end of a line, used to determine water depth. 铅锤系在一条线末端的重物,用来测定水的深度
- Prepare spud plate and wire-line to check water depth. 准备测探板和钢丝绳测量水深。
- At last by analyzing the method of canal water level and waterflow control. 系统硬件设计主要包括单片机AT89S52外围电路、传感器的选型、数据采集、输出控制接口以及串行通讯接口等;
- The optimum aperture of an aerator is smallest at the water depth of 4 m. 一般水深在4 m左右;曝气器的最优孔径最小.
- The optimum water depth increases as the aperture of the aerator increases. 水深较小时,宜选用孔径较小的曝气器;
- Such as population de ity, street layouts, number of enterprises, water depth. 比如,人口密度,街道状况,企事业数量,水的深度。
- Such as population density,street layouts,number of enterprises, water depth. 比如,人口密度、街道状况、企业数目、水深。
- Constant minimum water depth: 21feet at mean low tide at the face of all docks. 稳定的最小的水深:21英尺在最低潮可面对所有的码头。
- The microbiological pollution of riverway water, canal water and lake water is severe and will be severer if the circumstance temperature rises. 嘉兴市城市市内河道水、运河水、湖泊水微生物污染严重,并随环境温度的升高,超标率增高。
- Author expanded culture rapidly after getting new water from Dongchang Lake and old canal water,researched the relativity of pramecium's thriving period and water polluting. 作者对聊城东昌湖和老运河不同水体采用活体采样并迅速扩大培养的方法,研究草履虫的繁盛期与水质污染的相关性。
- Phragmite australis is a kind of helophyte,the submergence and the ground water depth have effect on the growth. 芦苇是一种喜水性植物,地表淹水程度和地下水埋深对芦苇生长都有明显的影响。
- The seasonal range of temperature in the ocean is affected by factors such as latitude, water depth and distance to the shore. 海水的季节温度受纬度、水深和离岸远近等因素的影响。
- The geography distribution of Chondrichthian fishes is influenced by water temperature,water depth and ocean current. 软骨鱼类的地理分布受到水温、水深和海流等环境因子的影响。
- Shek Pik Wan, water depth, engraved with Ye Gongchuo wrote, "Chao Yin waterfall," the three Chinese characters. 湾内水深石壁上,刻有叶公绰写的“潮音瀑”三个大字。
- Rice is often grown in paddies - shallow puddles carefully controlled to ensure appropriate water depth. 水稻通常种在稻田(即精心控制水深的小池塘)里。
- First, the paper expatiate theory and method of water depth remote sensing.,transact images in advance. 本文首先阐述了水深遥感的机理与方法,对遥感数据进行预处理;
- Xiao near Queen Mother River, the ancient Tonghuihe, ancient river, three canals along the canal water will be restored. 附近的肖太后河、古通惠河、古运河河道等三条运河古道的水系也将得到恢复。