[问答题] 北伐战争统一战线内部争夺领导权的表现有哪些？

除信用证项下正常交单外，还存在含有不符点单据的交单。 假设某计算机的字长为8位，则十进制数（-75）10的补码表示为（）。 ["01001011","11001011","10110100","10110101"] You have a server that runs Windows Server 2003 Service Pack 2 (SP2).You need to ensure that a defragmentation of the server’s hard disk drive runs each night.What should you do? （） [" Create a scheduled task that runs Dfrg.msc."," Create a scheduled task that runs Defrag.exe."," From Computer Management, run Disk Management."," From Computer Management, run Disk Defragmenter."] 工业锅炉常用安全阀根据阀芯上加压装置的方式可分为（） ["静重式","弹簧式","杠杆式","水封式"] 系统设计要遵循哪些基本原则？ 北伐战争统一战线内部争夺领导权的表现有哪些？