使用超声波测厚仪时,在一点处用探头进行两次测厚,取()值为被测工件厚度值。 ["A、较小 ","B、较大 ","C、最大 ","D、极限"]
You work as a database administrator for Supportcenter.cn. While setting up the database for your production environment, you want to create a user according to the requirements in the exhibit. Which three options of the CREATE USER command would you use to achieve this objective?() ["Profile","Account lock","Account unlock","Password expire","Quota 10MB on SupportCenter TBS1","Password never expire","Defaulttablespace SupportCenter TBS1","Quota unlimited on SupportCenter TBS1","TemporarytablespaceTEMP","TemporarytablespaceSYSTEM"]
【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在基础和墙体内设置(),以提高砌体抗剪和抗拉强度,加强基础的刚度和强度,增强建筑物的整体性,防止或减少裂缝、倾斜的出现。 ["过梁","圈梁","反梁","拉结筋"]
下列不属于加快实施电子征税,完善税收征管制度的提议是() ["建立网络税收系统","建立一套完善综合的电子账簿系统","免除银行扣缴义务","建立完善税务稽查电子系统"]
在ISO9000族标准中,组织供对方的审核时()。 ["第一方审核","第一、第二、第三方审核","第三方审核","第二方审核"]
城市意象内容。