A.100℃±5℃ B.100℃±2℃ C.110℃±2℃ D.180℃±3℃ E.105℃±3℃
A.氫氣 B.空氣 C.氮氣 D.氧氣 E.氬氣
A.70% B.80% C.56% D.41.2% E.條件不足