第5题: [单项选择]室外地上式消火栓安装时,消火栓顶距地面高为(),立管应垂直、稳固、控制阀门井距消火栓不应超过(),消火栓弯管底部应设支墩或支座。 A. 0.32m,3.5m B. 0.32m,2.5m C. 0.64m,2.5m D. 0.64m,3.5m 参考答案:C 答案解析:室外地上式消火栓安装时,消火栓顶距地面高为0.64m,立管应垂直、稳固、控制阀门井距消火栓不应超过2.5m,消火栓弯管底部应设支墩或支座。
第34题: [单项选择]The sales manager was so adamant about her idea that it was out of the question for any one to talk her out of it. A. adaptable B. anxious C. firm D. talkative 参考答案:C 答案解析:adamant坚硬的,顽固的;adaptable能适应的,可修改的;anxious焦急的;firm坚硬的,坚定的;talkative多话的。