国家机关与公务员之间产生权利义务关系的主要根据是（）。 ["资历","责任","级别","职务"]
下列有关数组的声明中，正确的是哪项？（） [" int s[10]；"," int[10] s；"," int[5] s={l，2，3，4，5}；"," int s[]；"]
振动压路机作业时，只有当柴油机在（）工况时，才能启动振动系统。 ["关闭","空载","全载","低速"]
形象
已知数组array，其最后一个元素的下标是？（） [" array. size"," array. length-l"," array. size-l"," array.length"]
什么是可编程调节器？
