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【单选题】
在变电所为消降谐波对电能质量的影响,需装设( )。A.
（A）并联电抗器
B.
（B）消弧线圈
C.
（C）串联电抗器
D.
（D）串联电容
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【简答题】Very often landlords don’t return tenants’ deposits on the pretext that ________. A) their rent has not been paid in time B) there has been ordinary wear and tear C) tenants have done damage to the ho...
【单选题】The most usual do-it-yourself cases are those concerning______.
A.
debts involving landlords
B.
damage to property
C.
damage resulting from road accidents
D.
unsatisfactory sales and service
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