题目内容

Blood donors are advised to contact

A. Berkshire county office.
B. St John Ambulance.
C. John Radcliffe Hospital.
D. Royal Berkshire Hospital.

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(5)d2点的短路容量S"为( )。

A. 45.39MV·A
B. 58.2MV·A
C. 67.22MV·A
D. 34.48MV·A

(3)d1点的超瞬变短路电流周期分量有效值I"为( )。

A. 18.2kA
B. 21.2kA
C. 20.2kA
D. 19.2kA

What is NOT included in the price

A. Local dept tax.
B. Return flights.
C. Transfers.
D. Accommodation.

(3)短路点d的短路全电流最大有效值Ich为( )。

A. 13.93kA
B. 16.93kA
C. 14.93kA
D. 15.93kA