各种礼仪行为和礼仪活动的操作者和实施者称为（）。 ["礼仪对象","礼仪客体","礼仪主体","礼仪个体"]
Ocean currents are well defined and（）. ["create large waves in the direction of the current","change direction 360°during a 24 hour period","remain fairly constant in direction and velocity throughout the year","are characterized by a light green color"]
经许可使用奥林匹克标志的，在使用时不标明许可备案号的，由县级以上工商行政管理机关责令限期改正；对逾期不改的，处以（）以下的罚款。 ["五千元","一万元","三万元","五万元"]
During the PSC inspection, under the provisions of SOLAS 74, which one may not be regarded as clear grounds for ships’ detainment?（） ["failure of the proper operation of the main steering gear","failure of the proper operation of electrical installations","leakage of domestic water pump","insulation of exhaust pipes in engine room contaminated by oil"]
在礼仪礼节方面，人们经过努力所形成的待人处事的风度、素质和能力，一般被称为（）。 ["礼节训练","礼仪修养","礼仪伦理","礼仪规程"]
怎样判断FA断路器的状态？机构箱内分合指示器能否说明断路器的实际位置？
