竣工决算工作无需征求和听取承包人意见。
对于采用光电式曲轴位置传感器信号作为触发信号的点火系统而言，当发动机无法起动时，以下哪个原因可能引起此现象？（） ["发光二极管（LED）烧坏","点火线圈短路","发动机控制模块有故障","以上原因都可引起此现象"]
在安装夹板阀前，应检查（） ["内旁","阀面有无划痕","阀芯密封有无损坏","A、B、C组合"]
You are configuring a JMS server with a need for load balancing the messages. To achieve the load balance you should （）. ["use regular queues and topics ","use distributed queues and topics","not use subdeployments","disable server affinity","use message paging"]
什么是电压？
结构与构成
