全血、成分血和其他血液制品应从血库取出后20-30分钟内输注（）
水压试验结束后降压速度要缓慢，不超过0.8MP／min。（)
防范支招环节，最重要的是哪几招？（)
钢筋弯钩长度计算
After logging into the RtrB router, you issue the "show interface" command as displayed below:After considering the effects of the command output illustrated in the exhibit above,which of the following protocols are operational on the serial link？（）
