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举一反三
【多选题】间接接触防护的措施有（）。
A.
自动切断电源
B.
不接地的局部等电位联结保护
C.
电气分隔
D.
等效的绝缘
【单选题】Hartwick college is a small liberal-arts school in upstate New York. Now it makes this offer to students, earn your undergraduate (67) in three years instead of four, and save about $ 43,000--the am...
A.
American higher education could learn a (77) from this. Many colleges and universities are (78) in the past. For instance,the idea of the fall-to-spring "school year" hasn’t changed much (79) the American Revolution, when students put their books away to work the soil (80) the summer. That long summer stretch no longer makes sense. While college (81) sit idle, they continue to generate maintenance, energy, and debt-service expenses that (82) to the high cost of running a college. Meanwhile, tuition has soared, leaving graduating students with unprecedented loan (83)
B.
Expanding the three-year option or year-round schedules may be (84) , but it may be more palatable(宜人的) than (85) Congress for additional bailout money, or asking students for even (86) tuition payments.
相关题目：
【多选题】间接接触防护的措施有（）。
A.
自动切断电源
B.
不接地的局部等电位联结保护
C.
电气分隔
D.
等效的绝缘
【单选题】Hartwick college is a small liberal-arts school in upstate New York. Now it makes this offer to students, earn your undergraduate (67) in three years instead of four, and save about $ 43,000--the am...
A.
American higher education could learn a (77) from this. Many colleges and universities are (78) in the past. For instance,the idea of the fall-to-spring "school year" hasn’t changed much (79) the American Revolution, when students put their books away to work the soil (80) the summer. That long summer stretch no longer makes sense. While college (81) sit idle, they continue to generate maintenance, energy, and debt-service expenses that (82) to the high cost of running a college. Meanwhile, tuition has soared, leaving graduating students with unprecedented loan (83)
B.
Expanding the three-year option or year-round schedules may be (84) , but it may be more palatable(宜人的) than (85) Congress for additional bailout money, or asking students for even (86) tuition payments.
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