Most field sprinklers use a rotating sprinkler head of the general type.
大部分田间喷灌采用通用的旋转式喷头。
Develop a kind of new sprinkler head-sprinkler head of rotary water sprinkler.
开发出一种新型喷头——旋转式水喷淋喷头。
Check out water cooling towers, float switch and sprinkler head is normal or not.
随时检查冷却水塔水位、浮球开关及洒水头是否正常酒水团购。
It looks like a regular sprinkler head and the tough water-tight plastic case holds multiple keys.
就像是定期洒水头，艰难的期待防水密封塑料外壳拥有多个密钥。
The utility model discloses a multifunctional shower sprinkler, which comprises a sprinkler head, a luminous source is arranged in the sprinkler head;
本实用新型公开了一种多功能淋浴喷头，包括喷头，喷头内设有发光源；
The regulator is major past component in the sprinkler head, the pressure losing of past component in the sprinkler head is index estimating sprinkler head .
稳流器是喷头内的主要过流部件，喷头内过流部件的压力损失是评价喷头好坏的指标。
The experimental results indicated: grid ceiling affects the water distribution significantly, related with installation height of sprinkler head and water pressure.
研究结果表明：格栅会严重改变自动洒水喷头的水量分布，其影响与喷头的安装高度和工作压力有关。
The optimal sprinkler configuration of center-pivot irrigation system can be obtained with the model, at the same time, the demand flow and head pressure were given.
利用该方法和数学模型可确定中心支轴式喷灌机的最佳喷头配置方案，同时得出与该方案相匹配的机组入机流量和入机压力。
With the model, the design of sprinkler pipeline network can be optimized, the optimal lift head and pipe size were determined, and the annual operational cost was minimized.
应用上述模型，可进行机压管道式喷灌系统配水干管管网的优化计算，可确定水泵最优扬程及干管各管段尺寸最优值，以使干管管网系统年费用值达最小。
With the model, the design of sprinkler pipeline network can be optimized, the optimal lift head and pipe size were determined, and the annual operational cost was minimized.
应用上述模型，可进行机压管道式喷灌系统配水干管管网的优化计算，可确定水泵最优扬程及干管各管段尺寸最优值，以使干管管网系统年费用值达最小。
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