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 （）.

The（）may examine or re-examine the goods or take samples from them straightaway in the absence of the consignee or the consignor whenever it considers this necessary.

（）are liable to be stoten, pilfered or may damaged due to improper handing or stowage.

Banks have no liability for any delay or loss caused by postal or telex failure.

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

甲油料厂与某供销社订立一份农副产品供销合同，双方约定由供销社在1个月内向甲油料厂供应黄豆30吨，每吨单价1000元。在合同履行期间，乙公司找到供销社表示愿意以每吨1500元的单价购买20吨黄豆，供销社见其出价高，就将20吨本来准备运给甲油料厂的黄豆卖给了乙公司，致使只能供应10吨黄豆给甲油料厂。甲油料厂要求供销社按照合同的约定供应剩余的20吨黄豆，供销社表示无法按照原合同的条件供货，并要求解除合同。甲油料厂不同意，坚持要求供销社履行合同。在合同没有明确约定的情况下，甲油料厂如果要求供销社继续履行合同有无法律依据？

甲油料厂与某供销社订立一份农副产品供销合同，双方约定由供销社在1个月内向甲油料厂供应黄豆30吨，每吨单价1000元。在合同履行期间，乙公司找到供销社表示愿意以每吨1500元的单价购买20吨黄豆，供销社见其出价高，就将20吨本来准备运给甲油料厂的黄豆卖给了乙公司，致使只能供应10吨黄豆给甲油料厂。甲油料厂要求供销社按照合同的约定供应剩余的20吨黄豆，供销社表示无法按照原合同的条件供货，并要求解除合同。甲油料厂不同意，坚持要求供销社履行合同。甲油料厂的要求是否有法律依据？

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。