题目内容：
Any export goods or import goods can be loaded or discharged only when written permission，known as “port clearance”，is granted by the local authorities to the cargo owners．（ ）
参考答案：
答案解析：
判断题：Any export goods or import goods can be loaded or discharged
- 题目分类：专业英语
- 题目类型：判断题
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