拼箱货装箱时,不同形状不同包装的货物尽可能不装在一起。
查看答案
承重构件都应有强度保证,必要时还要进行()及()计算。
普通日记账和转账日记账一般采用( )账簿。
A. 两栏式
B. 三栏式
C. 多栏式
D. 数量金额式
Why is an STM-1 2F-MS-SPRing NOT feasible?()
An equal amount of working and protect bandwidth is required.
B. DCC bandwidth is not large enough to handle K1/K2 processing.
C. Switch times would exceed 50 ms for an STM-1 MS-SPRing ring.
D. There is not enough bandwidth in an STM-1 ring to justify MS-SPRing protection.