spray (l) 中文意思是什麼

spray (l) 解釋

The optimal parameters of making high silicon content aluminum alloys is : spray height is 220 - 230mm, spray angle is 30 ? the scanning velocity of atomizer is 30mm / s, the original offset of the substrate is 30mm, rotation velocity of the substrate is 120rpm, spray gas pressure is l. ompa, the diameter of the delivery tube is 3. 6mm, the drawing velocity of the substrate will be adjusted on - line with a plc on the basis of the spray

通過對多層噴射沉積原理及工藝參數的研究，得出制備al - 22si - 3cu - 1mg合金的最佳工藝參數為：噴射高度為220mm - 230mm ，基底轉速為120rpm ，霧化器掃描速度為30mm / s ，基底下降轉速依據噴射情況由智能控制器進行實時調整，噴射角度為30 ，初始偏心距為30mm ，導流管直徑為3 . 6mm ，霧化氣壓為1 . 0mpa 。
2 ) a simplified sprinkler system which is composed of water source, pipeline pump, pipes, current of water display, nozzle, contral valve, is suitable for our country. and its water is supplied by gravity tank or gravity tank or hydrant system or city 3 ) spray intensity of simplified sprinkler system is 3 l / min. m2, protection area of them is 50m2

3 ）簡易自動噴水滅火系統的噴水強度為3 / min . m2 、保護面積為50m2 、噴頭的安裝間距為3 . 7m等參數。 4 ）簡易自動噴水滅火系統最大設計動作噴頭數為四隻，供水時間宜為30min等。