皮皮学，免费搜题
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【单选题】
漏电保护装置保护器外壳胶木件最高温度不得超过( )°C,外壳金属件最高温度不得超过55°C;接线端子温度一般不得超过65°C。(1分)加油!必过!A.
4O
B.
50
C.
65
D.
70
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皮皮学刷刷变学霸
举一反三
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【单选题】Real income equals a household's income
A.
in terms of the quantity of goods the household can buy.
B.
multiplied by the prices of the goods it buys.
C.
divided by the prices of the goods it buys.
D.
multiplied by the relative prices of the goods it buys.
【简答题】In each municipality in Denmark, household wastes are dumped at______.
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【简答题】皮肤的类型有哪些?
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