以下关于隧道防水的说法中,错误的是()。 A.隧道防水板施工作业台架应设臵消防器材

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问题:

以下关于隧道防水的说法中,错误的是()。

A.隧道防水板施工作业台架应设臵消防器材

B.隧道防水板作业台架应设臵防水安全警示标志,并应设专人负责

C.照明灯具与防水板间距不得小于0.5m

D.烘烤防水板时应采取相应的安全措施

考点:公路工程试验检测员交通安全设施交通安全设施题库
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用毕托管测量点速度,已知油的重度r1=7.8kN/m3,水银的重度r2=133.28kN/m3,△h=0.1m,则测点流速为( )。

A.5.2m/s

B.5.6m/s

C.5.8m/s

D.6.2m/s

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Beijing: The United States and North Korea had their first (1) in four months here this afternoon as part of the (2) negotiations on how to end North Korea’s nuclear program, but diplomats played clown prospects for (3) . The talks are at the Diaoyutai (4) , a sprawling, garden-filled (5) in western Beijing, with negotiators gathering around a giant hexagonal table built to (6) the six delegations. The Chinese placed the Americans and the North Koreans in (7) , which may have facilitated the (8) between Mr. Kelly and Mr. Kim, which took place (9) in the afternoon session. The two spoke for 30 minutes, two Asian diplomats (10) . The early indications of how the talks are going (11) . A South Korean who took part in the meetings described North Korea as "willing to (12) through dialogue." Chinese officials also put a (13) on the talks. "I heard talks this morning and this afternoon were very successful," the Foreign Minister, Li Zhaoxing, told delegates (14) . But Japanese and Russian participants were (15) . The Russian (16) , Aleksandr Losyukov, described the negotiations as (17) . "So far, the countries have put forward a number of (18) , which are (19) the development of these talks," he told Russian reporters in Beijing. "I would not say that I am feeling (20) ."

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轴承体是一个组合件,它包含()和()两大部分。

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下列关于主动转运描述错误的是()

A.需要载体

B.不消耗能量

C.结构特异性

D.逆浓度转运

E.饱和性

题型:单项选择题

以下关于银行间市场自营买卖的说法错误的是()。

A、银行间市场的自营买卖是指具有银行间市场交易资格的证券公司在银行间市场以自己名义进行的证券自营买卖

B、目前银行间市场的交易品种主要是债券

C、采取询价交易方式进行,交易对手之间自主询价谈判,逐笔成交

D、交易手续简单、清晰,费时少

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