You are underway in reduced visibility.You hear the fog signal of another vessel about 20° on your starboard bow.Risk of collision may exist.You should（）. ["alter course to starboard to pass around the other vessel","reduce your speed to bare steerageway","slow your engines and let the other vessel pass ahead of you","alter course to port to pass the other vessel on its portside"]
正电阻可以看作为（）能量的能源。 ["消耗","提供","不消耗也不提供"]
挂失解挂可通过（）方式办理。 ["银行柜台","电话银行","网上银行","函电"]
收音机的中频放大器通频带约为（） ["6-8khz","5-9khz","40-50khz"]
下图为西藏南迦巴瓦峰地区垂直自然带谱示意图。
关于图示地区的说法正确的是（） ["南迦巴瓦峰为褶皱山","该地区水汽主要来自太平洋","山地与河谷地区主要发展畜牧业","山麓土壤有机质含量高"]
RADSS型母差保护TA二次回路断线闭锁装置的作用是什么？
