在行政诉讼中，人民法院认为对专门性问题需要鉴定的，应当由（）鉴定。 ["司法鉴定部门","法医鉴定中心","法定鉴定部门","专家组成的鉴定小组"]
《古潭的声音》中诗人的结局怎样？（） ["继续流浪","伤心一生","振作起来","自杀身亡"]
螺栓润滑位置一般为螺栓（）。 ["螺纹","根部","螺顶","中部"]
垫圈流量计放空测气与（）的测气原理基本相同。 ["浮子差压计密闭测气、波纹管差压计高压密闭测气","浮子差压计密闭测气、排液法测气","浮子差压计密闭测气、CF浮子差压计测气","波纹管差压计高压密闭测气、排液法测气"]
Personnel working with refrigeration systems, and subject to the exposure of refrigerants should wear （）. ["face shield","a respirator","rubber gloves","an all purpose gas mask"]
程控交换机的联机程序和脱机程序分别包括哪些？
