特殊情况确须采用钢丝绳装封车时（5t及以上设备），绳径不得小于（）mm。
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节流阀为截止阀的一种，但它的阀瓣不是盘状而是针状，主要用于压力调节。
A. 正确
B. 错误
在建筑结构中，从基础到上部结构全部断开的变形缝是（）
A. 伸缩缝
B. 沉降缝
C. 防震缝
D. 温度缝
患者头痛昏蒙，胸脘满闷，呕恶痰涎，苔白腻，脉滑或弦滑。其治疗应首选（）
A. 二陈汤
B. 涤痰汤
C. 半夏白术天麻汤
D. 滚痰丸
E. 苓桂术甘汤
You are designing a DNS implementation strategy to meet the business and technical requirements. What should you do？（）
A. Configure a domain controller in each branch office to contain a secondary zone of the contoso.com domain.
B. Configure the DNS Server service on a domain controller in each office. Configure an Active Directory-integrated zone to replicate to all DNS servers.
Configure an Active Directory-integrated zone on a domain controller in Sydney. Configure this zone to replicate to all domain controllers.
D. Configure a primary zone for blueyonderairlines.com on a domain controller in Sydney. Configure a secondary zone on another DNS server in Sydney.
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