（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

The （） is used for hauling in or letting out the wires or ropes.

Vessels must be（）valid certificate of nationality or certificated of registry or license.

When loading or discharging dry mud or cement，crew members should use goggles and（）.

Effects which are dutiable or subject to prohibitions or restrictions should be declared in （）.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

幼儿园体育活动内容的特点之一是基础性，即幼儿园体育所要发展的身心素质和所组织实施的活动内容是低层次的、必需的、易做到的，是幼儿未来发展的基础。（）

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

船员素质包括职业道德素质、身心素质、技术素质、能力素质、语言素质，其中能力素质是指（）。

遗传素质是幼儿身心发展的（）和（）。

幼儿园体育活动内容的特点之一是基础性，即幼儿园体育所要发展的身心素质和所组织实施的活动内容是低层次的、必需的、易做到的，是幼儿未来发展的基础。（）