原型
如果完全成本法期末存货吸收的固定性制造费用大于期初存货释放的固定性制造费用，则两种方法营业利润的差额（）。 一定等于零。 可能等于零。 一定小于零。 一定大于零。
汽车液压动力转向装置的组成由传统的机械转向器和动力转向（）两部分组成。 泵。 阀。 加力缸。 加力器。
How can mobile devices and wireless networks be secured？（） by securely deploying new applications with appropriate performance levels。 by providing security that is based on a multilayer，system-level approach。 by looking subjectively at network traffic for abnormal flows。 by requiring a host-based hardware applicatio。
Refer to the exhibit. For interface FastEthernet0/0, what will happen to dscp af11 traffic if the queue for class "newclass" reaches a depth of 40?（） All packets will be dropped.。 One out of ten packets will be dropped.。 A random number of packets will be dropped.。 No packets will be dropped until the queue depth reaches 265.。 Packets will be dropped according to the exponential weight setting.。
In an outdoor bridge link， what is calculated by using this formula： transmitter power + antennagain - insertion OR cable loss（）？
