【背景资料】某工业厂房车间3层,7度抗震设防。高度20m,长度为70m,独立基础,结构形式为砌体承重结构。在建成使用几个月后发现底层局部地面呈锅底形下沉,砼地面脱落、开裂,后来又发生墙体开裂,裂缝呈正八字裂缝和斜向裂缝,裂缝宽度达1mm~2mm,一般分布在底层中下部,且首先在窗对角突破,严重影响了建筑物的使用和工厂面貌,给工厂造成了重大的经济损失。经翻阅资料发现,该仓房实际上处于软弱土层,且为淤泥质土,地勘报告不准确;最终认定是由于地面不均匀沉降造成的危害
为了控制地基不均匀沉降,增强基础刚度和整体刚度,应在适应部位设置()。 ["沉降缝","伸缩缝","施工缝","变形缝"]
Which of the following ALTER DISKGROUP commands does not use V$ASM_OPERATION to record thestatus of the operation?() [" ADD DIRECTORY"," DROP DISK"," RESIZE DISK"," REBALANCE"," ADD FAILGROUP"]
单细胞真菌(如酵母)借助哪些方式增加细胞数目?
结合杨春茂老师《中小学职业道德规范解读》谈一下你对“以生为本”的理解。
How many individual archive-log destination directories are supported by Oracle Database11g?() ["7","1","10","11","21"]
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