题目内容
（请给出正确答案）
在下列各式等号右端的空白处填人适当的系数,使等式成立(例如:dx=
d(4x+7)
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更多“在下列各式等号右端的空白处填人适当的系数,使等式成立(例如:…”相关的问题
价格(美元/磅)。
(1)写空白处的数值a，b。
(2)对模型中的参数进行显著性检验。
(3)解释斜率系数B2的含义，并给出其95%的置信区间。
A.byte []t1 = loadBytes("f1.dat");
B.char []t1 = loadFiles("f1.dat");
C.byte []t1 = loadFiles("f1.dat");
D.char []t1 = loadBytes("f1.dat");
A.按住左键将图标拖动到适当位置
B.右击该图标，在弹出的快捷菜单中选择“创建快捷方式”命令
C.右击桌面空白处，在弹出的快捷菜单中选择“粘贴”命令
D.右击该图标，在弹出的快捷菜单中选择“复制”命令
除司机人员外，严禁其他人员()开动运煤机。运煤机在运行中不准人员()和进行维护工作。各式运煤、卸煤机械操作室的门窗应()，窗户应加装防护栏杆，门应()，以防行车中操作人员探头瞭望或走出操作室。
A.调幅是针对柱端弯矩进行的
B.装配整体式框架的弯矩调幅系数允许比现浇框架梁端弯矩调幅系数取得低一些
C.在内力组合之前，将竖向荷载作用下的梁端弯矩适当增大
D.水平荷载和竖向荷载作用下的内力都需要进行调幅
阅读短文，在空白处填入适当的介词。
With One day, Mr. Green told his students to make sentences (1) the words“love, hate” and so on. The kids were all busy (2) the work on their notes.
(3) several minutes many of them handed in their work (4) the teacher.Mr. Green read the notes one (5) one. And most(6)the sentences made by the children were good. There was a big smile(7)his face. Just (8) that time he found a piece of red paper. On it there was such a sentence,“I love my mother better than my father.”“Eim... OK!”said Mr.Green,“but..”He turned over the paper.
He found there were no names (9) that paper. He read the sentence again and again. And slowly the big smile (10) his face was gone. Then he said to the class, “ Whose paper is this？”Tom stood up and said,“It's mine, sir.”
