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。

西安的仿唐菜是（）。

西安的仿唐菜点是（）。

中国菜具有历史悠久、（）、品类丰富、流派众多、风味独特的特点。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

中国烹饪的格局在宋元时期基本形成，主要原因是（）。

有一种绿叶类蔬菜，叶形如笋叶，茎短缩，烹饪后具有糯米香味，这种绿叶菜是什么？