最大忙时试呼次数BHCA(Busy Hour Call Attempts)表示处理机在最忙单位时间内处理的最大呼叫次数。下列哪种情况属于占用处理机的次数()。
A. 主叫与被叫用户接通,实现正常通话
B. 呼叫遇被叫用户忙
C. 由于主叫用户原因,不再继续呼叫,即主叫中途挂机
D. 由于电信局不能提供用于该呼叫通话的接续设备而不能与被叫用户接通
Our company is a exporter handling light industrial products.
A. lead
B. leading
C. leaded
D. leads
Being in the export of silk, we have been famous in Eastern Asia.
A. specialize
B. specializing
C. specialization
D. specialized
We would very much if you can give us a favorable reply soon.
A. appreciate it
B. appreciate you
C. appreciate
D. thank