创建内部块的命令是（）；创建外部块的命令是（）。 A: Block;Insert; B: WBlock;Block; C: Block;Block; D: Block；Wblock;

创建内部块的命令是（ ）；创建外部块的命令是（ ） A: Block；Wblock; B: Wblock;Block； C: Block; Block; D: Block; Insert；

A snatch block is a（）. A: block used only with manila rope B: chock roller C: hinged block D: strong block used for short，sharp pull

What are forms of business letters? A: Full Block Form B: Modified Block Form with Indented Style C: Modified Block Form D: Simplied Block Form

Block A has mass 1.00 kg and block B has mass 3.00 kg. The blocks collide and stick together on a level, frictionless surface.After the collision, the kinetic energy (KE) of block A is A: 1/9 the KE of block B B: 1/3 the KE of block B C: 3 times the KE of block B D: 9 times the KE of block B E: the same as the KE of block B

Add an output port block (Out block) to the simulation model, and this block can output the results to the MATLAB workspace.

下列哪些研究是有关死亡率的研究（） A: ARIND结局研究（Block2007） B: BDCOR研究（Suki2007） C: CGuerin研究 D: DTTG研究

2007/2006和2008/2007比大小

Cylinder block or engine block is actually a complex machined casting unit.

Access2007是（）的一个组件 A: Office 2007  B: word 2007  C: excel 2007