How many languages can be installed for the Cisco Agent Desktop (CAD) and the Cisco Supervisor Desktop (). ["one language for both the CAD and the CSD ","one language for the CAD and a different language for the CSD ","two languages for the CAD and one language for the CSD ","two languages for both the CAD and the CSD"]
【背景资料】某多层现浇钢筋混凝土框架结构主体施工。混凝土设计强度等级C35.梁板C25。施工中出现以下情形:
情形1:现场一次进了65t.直径25mm的HRB335钢筋(同炉批).发现其出厂检验报告是复印件,在现场监理的见证下,钢筋工取了一组试件送样检测。拿到钢筋检测合格报告后,现场即进行正常的钢筋加工和焊接。
情形2:现场采用商品混凝土,汽车泵浇筑.每层分二个施工段流水作业。每层柱和梁板仅分别留设一组同条件养护混凝土试块,楼面混凝土浇筑均采用C25。另外,某楼层施工段梁板混凝土浇筑中,由于机械故障使得混凝土浇筑中断2.5h(当时气温为30℃).故障排除后继续浇筑,未有任何处理。
情形3:混凝土柱拆模后,发现柱根有局部小蜂窝,混凝土工自行用水泥砂浆涂抹。
请根据背景资抖完成以下选项。
情形1中所进钢筋,至少按()个批量取样抽检。 ["1","2","3","4"]
下列说法正确的是() ["组件必须是可视的,这样用户才能使用。","Delphi中组件就是控件,二者是完全相同的。","控件都是可视的。","按钮(Button)是组件,而窗体(Form)则不是组件。"]
相电压是()V ["380V","220V"]
Examine the description of the EMPLOYEES table: EMP_ID NUMBER(4) NOT NULL LAST_NAME VARCHAR2(30) NOT NULL FIRST_NAME VARCHAR2(30) DEPT_ID NUMBER(2) Which statement produces the number of different departments that have employees with last name Smith?() ["SELECT COUNT(*) FROM employees WHERE last_name='Smith';","SELECT COUNT(dept_id) FROM employees WHERE last_name='Smith';","SELECT DISTINCT(COUNT(dept_id)) FROM employees WHERE last_name='Smith';","SELECT COUNT(DISTINCT dept_id) FROM employees WHERE last_name='Smith';","SELECT UNIQUE(dept_id) FROM employees WHERE last_name='Smith'"]
请简单描述从20年代的乡土文学到五六十年代各阶段的农村题材作品,在表现内容上的不同。