电磁阀容易出现哪些故障（）。 ["磁头过热","阀芯卡死","易损件磨损严重","过载"]
（）是由风险预警向风险管理过渡的核心和起点。 ["风险预警报告","风险管理工具","风险预警结构","风险管理结构"]
A RADIO SIGNAL FROM A DISTRESSED VESSEL AUTOMATICALLY DIRECTED TO A RCC GIVING POSITION，IDENTIFICATION，COURSE AND SPEED OF THE VESSEL AS WELL AS THE NATURE OF DISTRESS is known as（）. ["Distress alert","Safety alert","Emergency alert","General alert"]
分子筛纯化系统主要包括（）等部机组成。 ["纯化器","电加热器","切换阀","仪电控系统"]
在powerpoint 2010中下列说法错误的是（）。 ["可以设置动画重复播放","可以设置动画播放后快退","可以设置动画效果为彩色打印机","可以设置单击某对象启动效果"]
采用新材料、新工艺、新技术、新设备的工程，以及专业性较强、危险性较大的分部分项工程，项目监理机构应编制什么？
