The main reason is that cavitation erosion occurred in pervasion pipe of lubricator.经检查发现,主要原因是注油器扩散管汽蚀,以致注油器工作不正常,润滑油压偏低.The total diameter of cavitation, if present, is less than 4 cm.若出现空洞, 其直径总和小于4厘米.Areas of necrosi...
Emitters on trickle system can be blocked by precipatate.沉淀使灌溉系统中的发射器发生被阻塞.Emitters on trickle system can be blocked by precipitate.灌溉系统中的发射器会被沉积物所堵塞.Standard emitters are conventionally high - temperature cavity radiato...