我们为客人提供灵活服务的原因是()。
A、餐厅面积过大
B、用餐客人标准不同
C、服务员的年龄不同
D、餐厅设备完善
参考答案:B
心室肌2期平台期主要是由于()
A.水
B.电解质
C.纤维蛋白原
D.白蛋白
E.红细胞
Open Shortest Path First(OSPF)is a (71) routing algorithm that (72) work done on theOSI IS-IS intradomain routing protocol. This routing, as compared to distance-vector routing,requires (73) processing power. The (74) algorithm is used to calculate mutes. OSPFrouting table updates only take place when necessary, (75) at regular intervals.
A.more
B.less
C.same
D.most