On his first sea（）he was still quite young but showed great courage to face the storm. ["trip","travel","tour","voyage"]
简述图形加速卡的工作原理。
按照不同客户类型分类，直贷式个人住房贷款分为优质客户直贷型和（）直贷型两种。 ["普通客户","白金级VIP客户","大众客户","存量房贷客户"]
（）张网方式最佳 ["手工张网","机械式大夹具","机械式小夹具","自张式框张网"]
按照运用权力和权威的程度对组织进行分类时，工会属于（）。 ["功利性组织","规范性组织","强制性组织","混合性组织"]
高压开关设备和控制设备的额定电压按其允许的（）来标注，即其额定电压不得小于它所在系统可能出现的最高电压。
