B1用于()段层误码监视,B2用于()段层误码监视。
参考答案:再生;复用
根据上下文补全对话,每空一个单词。
A: Excuse me. Where's the train 1. ________?
B: Well, it's about three 2. _______ from here.
A: It's a little 3. ________.Can I take a bus?
B: Yes. You can take a No. 2 bus.
A: Can you tell me where the bus 4. _______ is?
B: Yes. Go along this road. It 5. ________you about five minutes.
锅炉SHL35-1.6/350-P表示( ),额定蒸汽压力为( )。
A.单锅筒横置链条炉排锅炉,1.6MPaB.单锅筒纵置链条炉排锅炉,35MPaC.双锅筒横置链条炉排锅炉,1.6MPaD.双锅筒纵置链条炉排锅炉,35MPa