已知准确值x*与其有t位有效数字的近似值x＝0.0a1a2…an×10s(a10)的绝对误差x*－x( )． A: 0.5×10 s＋t B: 0.5×10s＋1－t C: 0.5×10 s－1－t D: 0.5×10 s－t
已知准确值x*与其有t位有效数字的近似值x＝0.0a1a2…an×10s(a10)的绝对误差x*－x( )． A: 0.5×10 s＋t B: 0.5×10s＋1－t C: 0.5×10 s－1－t D: 0.5×10 s－t
Smoking is so harmful to personal health that it kills ______ people each year than automobile accidents. A. seven more times B. seven times more C. over seven times D. more seven times A: seven more times seven times more C. over seven times D. more seven times B: seven times more over seven times D. more seven times C: over seven times more seven times D: more seven times
Smoking is so harmful to personal health that it kills ______ people each year than automobile accidents. A. seven more times B. seven times more C. over seven times D. more seven times A: seven more times seven times more C. over seven times D. more seven times B: seven times more over seven times D. more seven times C: over seven times more seven times D: more seven times
(1) 计算电子束在大小为$0.5\times 10^{-4}T$的横向地磁场作用下约偏转多少：<br/>______
(1) 计算电子束在大小为$0.5\times 10^{-4}T$的横向地磁场作用下约偏转多少：<br/>______
商业银行向某单位发放一笔短期贷款的会计分录是（ ）。 A: 借：贷款——短期贷款——××单位贷款户贷：吸收存款——定期存款——××单位存款户 B: 借：贷款——短期贷款——××单位贷款户贷：银行存款——活期存款——××单位存款户 C: 借：吸收存款——活期存款——××单位存款户贷：贷款——短期贷款——××单位贷款户 D: 借：贷款——短期贷款——××单位贷款户贷：吸收存款——活期存款——××单位存款户
商业银行向某单位发放一笔短期贷款的会计分录是（ ）。 A: 借：贷款——短期贷款——××单位贷款户贷：吸收存款——定期存款——××单位存款户 B: 借：贷款——短期贷款——××单位贷款户贷：银行存款——活期存款——××单位存款户 C: 借：吸收存款——活期存款——××单位存款户贷：贷款——短期贷款——××单位贷款户 D: 借：贷款——短期贷款——××单位贷款户贷：吸收存款——活期存款——××单位存款户
超高真空的范围在( )。 A: 1.33 × 10-6 ~ 1.33 × 10-12pa B: 1.013×105 ~ 1.33 × 103Pa C: 1.33 × 10-1 ~ 1.33 × 10-6 Pa D: 1.33 × 103 ~ 1.33 × 10-1 Pa
超高真空的范围在( )。 A: 1.33 × 10-6 ~ 1.33 × 10-12pa B: 1.013×105 ~ 1.33 × 103Pa C: 1.33 × 10-1 ~ 1.33 × 10-6 Pa D: 1.33 × 103 ~ 1.33 × 10-1 Pa
下列关于计划的标题中，计划名称使用不当的是（ ） A: ××大学2018级新生军训工作要点 B: ××省国民经济和社会发展五年计划 C: ××大学2018年科研工作规划 D: ××公司第一季度销售方案
下列关于计划的标题中，计划名称使用不当的是（ ） A: ××大学2018级新生军训工作要点 B: ××省国民经济和社会发展五年计划 C: ××大学2018年科研工作规划 D: ××公司第一季度销售方案
Asia is _____ Europe. A: four times as large as B: as large four times as C: as large as four times D: as four times large as
Asia is _____ Europe. A: four times as large as B: as large four times as C: as large as four times D: as four times large as
The earth is _______ of the moon. A: 49 times the size B: 49 times size C: 49 times as big as that D: 49 times big
The earth is _______ of the moon. A: 49 times the size B: 49 times size C: 49 times as big as that D: 49 times big
The earth is ______ the moon. A: as 49 times big B: 49 times as bigger as C: 49 times as big as D: as big as 49 times
The earth is ______ the moon. A: as 49 times big B: 49 times as bigger as C: 49 times as big as D: as big as 49 times
This box is ____ that one. A: three times as bigger as B: three times as big as C: as three times big D: as big as three times
This box is ____ that one. A: three times as bigger as B: three times as big as C: as three times big D: as big as three times