皮划艇运动员为了提高身体机能素质,会进行很多训练,其中不需要加强练习的是哪项()
A. 增加体重
B. 协调性
C. 速度耐力
D. 水感
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排牙时,人工牙的颈缘应该与相邻天然牙颈缘位于________上,牙龈缘的最高点与________一致。
Your network consists of a single Active Directory domain.You have a Web server named server1.contoso.com that runs Windows Server 2003 Service Pack 2 (SP2). Users access a Web site on Server1 by using the URL http://server1.contoso.com. Users also access the Web site on Server1 by using the URL http://192.168.1.10.You need to configure DNS to enable users to access the Web site by using the URL http://www.contoso.com. The solution must prevent the need to manually update DNS if the IP address of Server1 changes. Which type of resource record should you create in DNS?()
A. alias (CNAME)
B. host (A)
C. host (AAAA)
D. host information (HINFO)
2000A轨道电路道砟电阻为1.0Ω•km或2.0Ω•km时,采用哪种分路线进行轨道电路残压试验()。
A. 1.5Ω
B. 1.0Ω
C. 2.0Ω
D. 2.5&Omega
设置分支判断路径图标属性对话框中的一种擦除方式,可规定擦除此图标内容的过渡效果。
A. 正确
B. 错误