下列利用扒沟法降低储存粮油温度的操作,错误的是()。
A. 粮堆表层发热霉变时,只要粮食水分不是特别大,而且外界温。湿度小于粮堆内温、湿度,就可采取粮堆表面局部的扒沟自然通风降水降温。
B. 采用扒沟自然通风降温、降水时,扒沟的方向与风向相同门窗关闭。
C. 当扒沟法降低储存粮油温度时机成熟时,保管员用刮板在粮面上扒沟,并经常翻动。
D. 利用扒沟法降低储存粮油温度时,需要定时测定粮食温度和水分。
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()排水伸人坝体内部,能有效的降低浸润线,常用于下游水位较低或无水情况。
A. 棱体排水
B. 贴坡排水
C. 褥垫排水
D. 组合式排水
态度好坏关系到整个饭店的工作氛围,从而影响酒店的服务质量和收益,而态度培训是饭店培训中最难的。
A. 正确
B. 错误
置换密码又叫()
A. 代替密码
B. 替换密码
C. 换位密码
D. 序列密码
Your network consists of a single Active Directory domain and a single subnet. The network is not connected to the Internet. All servers run Windows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Professional Service Pack 3 (SP3). You have a DHCP server named Server1. All client computers receive their IP configurations from Server1. You implement a new server named Server2. You connect Server2 to the internal network and the Internet. You then configure Server2 as a network address translation (NAT) router. From a client computer, you discover that you cannot access any Internet servers. From Server2, you verify that you can access Internet servers and internal servers. You need to ensure that all internal computers can access Internet servers. What should you do?()
A. On Server2, add a new route.
B. On Server1, create a multicast scope.
C. On Server1, add the Router scope option.
D. On Server2, modify the default gateway address.