第6题: [单项选择]A vessel which is being assisted by an icebreaker should indicate that she is ready to cast off the towline by(). A. displaying code letter Y (Yankee) B. sounding five short blasts on his whistle C. displaying code numeral 5 D. sounding one prolonged blast on his whistle 参考答案:A
第7题: [单项选择]钩藤入汤剂其用法是() A. 先煎 B. 后下 C. 包煎 D. 另煎 E. 烊化 参考答案:B