问题
单项选择题
6135基本型柴油机,在()r/min时的机油压力应不小于0.49MPa。
A、800~1000
B、500~600
C、1000~1500
D、1500~1800
答案
参考答案:B
6135基本型柴油机,在()r/min时的机油压力应不小于0.49MPa。
A、800~1000
B、500~600
C、1000~1500
D、1500~1800
参考答案:B
联系上下文,补全对话。 | |
B: It's 4 :45. A: Oh, it's time for my birthday party. Where is my dress? B : ______________________________? A: It's blue and white. B: Is this your dress? A: ____________. Thank you. 2. A: ____________________? B: Those are my pants. A: Where are my shorts? B: _________________________? A: They are black and white. B: Look, they are on the bed. |