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【多选题】
变压器差动保护继电器采用比率制动式，可以( )A.
躲开励磁涌流
B.
通过降低定值来提高保护内部故障时的灵敏度
C.
提高保护对于外部故障的安全性
D.
防止电流互感器二次回路断线时误动
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反馈参考答案：
举一反三
【简答题】说明下列滚动轴承类型代号的含义 (1)N2313 (2)61710 / P6
【简答题】Jennifer Hughes
【单选题】The poetry of Hughes's forerunners is characteristic of ______
A.
its natural, crude flavor.
B.
its distorted depiction of people's daily life.
C.
its penetrating sight.
D.
its fantastical enthusiasm.
【单选题】Which of the following statements is NOT true about Hughes?
A.
Hughes left America for Europe when he was nine.
B.
Hughes tried a variety of literary genres.
C.
Hughes read widely.
D.
Hughes helped the careers of many younger writers.
【简答题】Ted Hughes discovered many long poems submitted for poetry competition were composed on computers.
【判断题】Though still using conventional poetic stanzas and rhymes, Hughes involved elements of jazz and the sound of black speech in his poetry.
A.
正确
B.
错误
【单选题】Hughes began writing poetry in ________.
A.
his childhood
B.
high school
C.
college
D.
his old age
【单选题】Which of the following statements is NOT true aboutLangston Hughes?
A.
Langston Hughes left America for Europe when he was nine.
B.
Langston Hughes tried a variety of literary genres.
C.
Langston Hughes read widely.
D.
Langston Hughes helped the careers of many younger writers.
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