Then , how should we determine the average amount of dripper in little irrigation district ? an operational measure is to make average pressure position of drip line certain and determine the flux of emitters in average pressure position 在灌水小区内，能够准确及时的测定灌水小区内灌水器的平均灌水量，才能精确控制灌水小区的灌水量。
2.
We mainly make moulds for injection plastic mould , bumper mould , car lighting mould , pet performs mould , die casting mould , pipe fitting mould , water dripper mould , bottle blowing mould , daily use articles mould , bmc dmc smc mould ect , and the relative daily plastic products 主要以家庭日用塑料品模具各类汽车摩托车配件模具，电器模具，管坯模具，瓶盖模具，塑料管件模具，塑料注射模具，吹瓶模具，挤出模具,各类bmc dmc smc压铸模具，精密模具制造为主。
