Examine the flow control orifice and make sure the restrictor holes are free from blockage and contamination
A.检查流量控制管路,避免节流孔发生堵塞或被污染。 B.检查节流孔,避免流量控制管路发生堵塞和出现污染物。 C.检查流量控制孔,确保节流孔无堵塞和污染。正确答案C
Examine the flow control orifice and make sure the restrictor holes are free from blockage and contamination
A.检查流量控制管路,避免节流孔发生堵塞或被污染。 B.检查节流孔,避免流量控制管路发生堵塞和出现污染物。 C.检查流量控制孔,确保节流孔无堵塞和污染。正确答案C