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国际公约规定的远洋商船的船长，高级船员和观看人员的认证标准。
STCW sets certification standards for masters, officers and watch personnel on seagoing merchant ships.
youdao
-
国际公约规定的远洋商船的船长，高级船员和观看人员的认证标准。
STCW sets certification standards for masters, officers and watch personnel on seagoing merchant ships.
youdao