()是执行程序的唯一部件。
防止汽车燃料经济性下降的有效措施之一是() ["保持良好的技术状态","定期进行轮胎换位","尽量用低挡行驶","尽量用高挡行驶"]
我国商业银行的分支机构不具有法人资格。
垃圾填埋防渗系统工程施工质量的抽样检测,场底和边坡基础层按500m2取一个点检测密实度,合格率应为()%;锚固沟回填土按50m取一个点检测密实度,合格率应为100%。 ["80","85","90","100"]
Which HttpSession method stores an object in a session?() [" put(String name. Object value)"," set(String name. Object value)"," setAttribute(String name. Object value)"," putAttribute(String name. Object value)"," addAttribute(String name. Object value)"]
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