You are approaching the pilot station with the wind fine on the starboard bow and making about 3 knots.You can help to calm the seas by taking what action just before the pilot boat comes along on the port side().
A. Backing full
B. Stopping the engines
C. Giving right full rudder
D. A short burst of ahead full with left full rudder
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ZXDU600E-24 600A组合电源系统交流输入一般采用()。
A. 单相三线制
B. 三相四线制
C. 三相五线制
D. 单相二线制
露天装设的电焊机应设置在干燥的场所,并应有()措施。
A. 防暴晒
B. 防雨、雪
C. 防盗抢
D. 防触电
流水施工的主要参数中,流水步距表明流水施工的速度和节奏性。
A. 正确
B. 错误