【单选题】In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall...
A.
sound the danger signal
B.
when taking action, make only course changes
C.
avoid altering course toward a vessel abaft the beam
【单选题】Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?_____.
A.
A vessel not under command
C.
A vessel restricted in her ability to maneuver
【简答题】作业8、结合第六章内容思考:我国有56个民族,请你搜集3-4个民族的禁忌,并为他们选出符合民族习俗的礼品。
【单选题】We're drawing a picture of the _____.
【单选题】We're drawing a picture of the_______________.
【判断题】氯离子滴定中常用质量分数为5%的铬酸钾作为终点指示剂。