(3 points) The machining process system includes (). A: machine tool, tool, fixture and workpiece B: worker, tool, fixture and workpiece C: machine tool, tool, worker and workpiece D: machine tool, tool, fixture and worker

Machines与Fixture功能是一样的。

The technological system consists of machine tool， fixture，______ . and______ .

下列选项中，哪一个是通过夹具将形状ps和物体body连接在一起： A: FixtureDef fd = new FixtureDef(); fd.shape = ps; body.createFixture(fd); B: FixtureDef fd = new FixtureDef(); fd.shape = ps;BodyDef bd=new BodyDef(); body=box2d.createBody(bd); C: Fixture fd = new Fixture(); fd.shape = ps; body.createFixture(fd); D: Fixture fd = new Fixture(); fd.shape = ps;BodyDef bd=new BodyDef(); body=box2d.createBody(bd);

The technological system consists of A: machine tool B: fixture C: cutting tool D: workpiece

A() in the leg can be very serious in old people. A: fracture B: fragment C: fixture D: friction

(3 points) The core of machining process system is (). A: machine tool B: fixture C: tool D: workpiece

智慧职教: Fixture往往是仿真环境中静止不动的实体，比如一个工作台、桌子等。

He calls on the public to save in everyday life and believes that __<br/>is the key to battling a culture that rewards mindless consumption. A: frugality B: fixture C: revive

One of the elements constituting the process is ().<br/>A, the same machine tool B, the same fixture C, the same tool D, the<br/>same machining surface A: