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【简答题】
何谓水体富营养化 ?
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】The National Gallery in London is a national art gallery giving priority to____.
【简答题】阅读理解。 Gallery Policies for Visitors to National Gallery of Art, Washington Visitors must present all carried items for inspection upon entry. After inspection, all bags, backpacks, umbrellas, parcels,...
【多选题】Purpose for pasteurization and blanching includes:
A.
inactivation of selected enzyme
B.
reduce of microbe population
C.
increase quality attributes
D.
improve product aroma
【简答题】Gallery Policies for Visitors to National Gallery of Art, Washington Visitors must present all carried items for inspection upon entry. After inspection, all bags, backpacks, umbrellas, parcel...
【单选题】Factors affect blanching process not includes:
A.
shape of material
B.
size of material
C.
heat transfer coefficient
D.
color of material
【单选题】Much of the space in the National Gallery of Art is ______ paintings presented to the museum by Andrew Mellon.
A.
devoid of
B.
divested of
C.
devoted to
D.
consisted in
【多选题】热烫( Blanching or Scalding )的作用
A.
破坏或钝化食品中导致食品质量变化的酶类
B.
一定的杀菌和洗涤作用
C.
排除食品组织中气体，减少氧化
D.
软化食品组织，方便装填
E.
预热，有利于装罐后缩短杀菌时间
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