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　　应按照产品的食用说明加热，特别注意不要加热时间太长，因为这样会降低食品的口感、味道和营养。对一些容易烂底的速冻食品应在蒸笼上涂上少量食用油，可防止加热后食品烂底。
You should according to the eating notice. The heating time can not be so long, as the result that the taste and nourishment will get worse. Also can daubery edible oil on the easy lousy bottom up food before heating.