建设单位与选聘的前期物业管理企业,应签订书面的()。
A. 物业管理合同
B. 住宅使用公约
C. 业主公约
D. 前期物业服务合同
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You deploy Windows 7 to the computers that are used by your company’s Web developers. All Web developer user accounts are in a single organizational unit (OU). Internet Explorer is blocking pop-up windows for multiple internal Web applications that are hosted on different servers. You need to use Group Policy to ensure that Internet Explorer does not block pop-up windows for internal Web applications. What should you do?()
Add each server to the Intranet zone.
B. Add each server to the Trusted Sites zone.
C. Enable Compatibility View in Internet Explorer.
D. Set the default security setting in Internet Explorer to Medium.
高聚物改性沥青防水卷材(),上下层卷材不得相互垂直铺贴。
A. 宜平行屋脊铺贴
B. 应垂直屋脊铺贴
C. 可平行或垂直屋脊铺贴
D. 宜与屋脊成45°方向铺贴
沥青燃点试验过程中,当试样接触火焰立即着火并能继续燃烧不少于5秒时即为燃点。
A. 正确
B. 错误
当食品垛堆上加盖蓬布,而且盖得较严时,食品的重量损失很小。
A. 正确
B. 错误