相关题目
"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.
互见中，一艘在狭水道中靠右行驶的机动船与另一穿越该狭水道的机动船航向交叉相互驶近并致有构成碰撞危险，则：（）
“穿越通航分道的船舶应尽可能与分道的船舶的总流向成直角的航向穿越”，所谓的直角是指穿越船的：（）
