在恶劣天气的海区航行时，应当检查甲板上所有移动物体是否已按需要紧固。
It should be assured that all movable goods on deck should be fastened when navigating in a sea with boisterous weather.
根据您的货船无线电安全证书规定的海区，你船只能在A 1 + A 2海区航行。
PSCO: According to the sea area restricted by your Cargo Ship Radio Safety Certificate, your vessel can exclusively operate at A1 + A2 sea area.
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