银行汇票挂失后，业务状态及票据状态包括（）。 ["已成功","已挂失","已止付","已签发"]
Strainers, sometimes called （）, are devices designed to prevent the passage of unwanted solids into or further along a system. ["dampers","filters","stopper circuits","separator"]
租赁机房新建槽钢加固，使用什么施工模块（） ["楼顶钢结构基础模块","租赁机房装修模块","有机房站配套模块","机房改造模块"]
以下关于宗法制的说法正确的是（）。 ["是奴隶制时代确定血缘关系的制度","它的核心是嫡长子继承制","它以才能论高下，主张将王位禅让给有才能的人","它维护奴隶制统治者血脉传承的纯洁性","宗法制一直到今天都在发挥作用"]
如何使用补充饲料？
烟用物资在怎样的情形下可以采用邀请招标方式进行采购？
