题目内容
（请给出正确答案）
Which is NOT the effort that the rail companies do to change their image？
A．They took steps to minimize damage to products.
B．They increase their shipping capacity.
C．Reduced their lines by 1/3.
D．They begin to take less care for the customer's products.
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更多“Which is NOT the effort that the rail companies do to change their image？A．They took steps”相关的问题
Which of the following is not typical of James Bond？
A．He performed his work calmly and efficiently.
B．He had an iron will.
C．He was unemotional.
D．He had a tendency to boast.
A.6%
B.6.09%
C.6.17%
D.6.18%
Which one of the following may be best used to describe the flexible system？
A．Entirely effective.
B．Totally incorrect.
C．A complete failure.
D．Quite difficult.
According to the passage, which of the following statements is tree？
A．Punishment is an effective method of stopping cheating.
B．A change in the educational system will eliminate the need to cheat.
C．Students do not cheat on essay tests.
D．The problem of student cheating has its roots in deeper problems.
Which of the following statements is NOT true？
A．Wood-bunting stoves are safer and more efficient than they used to be.
B．No factories exist for the purpose of producing dirty wood chips.
C．Both catalytic combustors and wood agitators save money in the long run.
D．Wood-burning stoves with catalytic combustors cost between $ 100 and $ 200.
Which of the following statements is NOT true？
A．Wood-burning stoves are safer and more efficient than they used to be.
B．No factories exist for the purpose of producing dirty wood chips.
C．Both catalytic combustors and wood agitators save money in the long run.
D．Wood-burning stoves with catalytic combustors cost between $100 and $ 200.
Which of the following is TRUE according to the passage？
A．When a patent becomes out of effect, it can be re-patented or extended if necessary.
B．One can get all the details of a patented invention from a library attached to the patent office.
C．A patent holder must publicize the details of his invention when its legal period is over.
D．An inventor needs to apply for a patent before he makes his invention public.
Which of the following is TRUE according to the passage？
A．When a patent becomes out of effect, it can be repatented or extended if necessary.
B．It is necessary for an inventor to apply for a patent before he makes his invention public.
C．A patent holder must publicize the details of his invention when its legal period is over.
D．One can get all the details of a patented invention from a library attached to the patent office.
某功率的测量结果为5.778W，其扩展不确定度为0.24W(置信概率为95%)，有效自由度为10，则该功率的完整测量结果为()。
(A)P=5.778W,U95=0.24W,νeff=10
(B)P=5.778W,U95=0.3W,νeff=10
(C)P=5.78W,U95=0.24W,νeff=10
(D)P=5.8W,U95=0.2W,νeff=10
A、
B、
C、
D、None of the above
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