Descaling by Low Pressure Water  低压水除鳞

irrigation system of low-pressure pipeline  低压管道灌溉系统

LLWL (low-low water level)  低低水位

low pressure pipeline irrigation  低压管道灌溉; 低压管道输水灌溉

low pressure pipeline mathematical model  低压管路数学模型

low pressure water system  低压供水系统

Low pressure water transportation pipe  低压输水管

low water pressure  低水压

low-low water level switch  低-低水位开关

low-pressure low-permeability reservoir  低压低渗储层

lowpressure pipeline system  低压管道输水

mean low low water  平均特低水位; 平均较低低潮位

stepped low-pressure water diversion system  分段低压输水

surface irrigation under low pressure pipeline of water delivery  低压管道输水灌溉

High Pressure Water Pressure Test  高压压水试验

high pressure water-pressure test  高压压水试验

large scale pressure water conveyance tunnel  大型有压输水隧洞

end of water conveyance pipeline  输水末端

pressurized water conveyance pipeline system  有压输水管道系统