相关题目
"If the true course of a ship is 150°, we will say （）
"When a message is not properly heard, say: （）
"If any part of the message are considered sufficiently important to need safeguarding, say: ""（）"" - followed by the corresponding part of the message.
"When a mistake is made in a message, say:""（）"" - followed by the word:""Correction"" plus the corrected part of the message.
"When it is accepted to remain on the VHF channel / frequency indicated, say: （）
"When it is advisable to remain on a VHF channel / frequency say: （）
"根据标准航海通信用语,英文紧急、遇险、安全信文开始分别用 （）.
"According to SMCP,()is to be used to announce a safety message。
"According to SMCP,()is to be used to announce an urgency message.
"According to SMCP,()is to be used to announce a distress message.
