And it has given the effects of the all factors on the runoff by 1D river networks mathematical model. Due to the natural and artificial influences, the water-sediment transport has greatly changed. It is characterized by marked decrease in runoff and sediment diverted from these outfalls and increase in water-sediment transport of main stream. The key factors causing these changes are aggradation of the three outfalls channels and Jingjiang river cutoff work.

結(jié)果表明91超碰人人操，受自然因素和人為因素的影響欧美ⅹⅹ性欧美，荊江－洞庭湖江湖水沙輸移有了較大調(diào)整變化更多国产精品，主要表現(xiàn)為三口分流分沙大幅度減小能在线播放的av网址，干流水沙輸移增加；江湖關(guān)系變化的主要因素是三口分流道的淤積萎縮和荊江裁彎色呦呦在线播放。

The advantages and disadvantages of using duckbill valve in sea outfalls are discussed in this paper, and the suitable conditions to use duckbill valve in outfall are put forward.

對排海工程中應(yīng)用鴨嘴閥的利弊進行了分析在线观看a片免费网站，提出了鴨嘴閥在排海工程中的適用條件。

The results of numerical simulation shows that without considering the influences of wind field, the influx and the positions of infalls and outfalls decide the West Lake"s field structure which would further decide the rule of water"s process and distribution.

各種工況下的流場和濃度場模擬結(jié)果表明：在不考慮風(fēng)場的情況下色色的视屏，各進出水口的流量和位置決定了西湖的流場結(jié)構(gòu)黄色网址在线进，而流場結(jié)構(gòu)決定了水體的推移擴散規(guī)律。

Consequently, the fundamental approach to optimize the replacement effect is to adjust the positions of infalls and outfalls and influx, which changes the field structure finally.

因此在线观看国产黄瓜影视网站免费，在引水量不變的前提下中日韩最新无码视频网站大全，優(yōu)化西湖水體置換效果的根本途徑就是調(diào)整進出口位置和流量，以改變流場結(jié)構(gòu)欧美一级做一级A片视频大鸡巴破处。

Many manatees aggregate in the warm-water outfalls at these plants on cold winter days.

許多manatees總計在溫水排污渠，在這些植物對寒冷的冬天天又色又大又粗又硬又爽动态视频。