... 定水头 constant head 定水位 constant water level; fixed water level 稳定水 permanent water ...
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Characteristic water level and reservoir capacity is fixed, freeboard and dam crest is calculated, seepage prevention of dam body, dam foundation and dam sheeting is discussed.
针对除险加固措施,确定了水库特征水位与库容,计算了坝顶超高及坝顶高程,探讨了坝体和坝基防渗、坝面护坡及防冻等问题。
The Wulapo water source is an important water supply source for the Urumqi City, also it was fixed for first one-level water source protected area.
乌拉泊水源地为乌鲁木齐重要的城市供水水源地,被定为一级水源保护区,水资源储量的多少及水质的好坏事关乌鲁木齐的用水安全。
According to the results, the region was classified into 12 site types at a fixed similarity level, which were named by three-section name method (heat, water and nutrient).
研究地区共划分为12个类型,编制了立地类型表,并采用热量、水分、养分三段式命名法为备立地类型命名。
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