單項選擇題
A.0.015 B.0.12 C.0.03 D.0.04
A.很大出口流量 B.較大出口流量 C.較小出口流量 D.很小出口流量
A.較高壓力氣體 B.很高壓力氣體 C.較低壓力氣體 D.很低壓力氣體
A.8% B.5% C.3% D.2%
A.0.0001~0.001% B.0.001~0.01% C.0.01~0.1% D.0.1~1%
A.5% B.3% C.2% D.1%
A.10~12% B.8~10% C.5~8% D.1~7%
A.3% B.5% C.6% D.8%
A.10~12% B.8~10% C.5~7% D.1~5%
A.0.3 B.0.4 C.0.5 D.0.8
A.2 B.3 C.4 D.5