在工序单中，确定被加工面位置所依的点、线、面称为（）基准。
A、原始
B、定位
C、测量
D、设计
参考答案：A
In our own galaxy, the Milky Way, there are perhaps 200 billion stars, a small part of them probably have planets on which life is feasible.
A．a small fraction in which
B．a small fraction of which
C．a small fraction which
D．which a fraction of
合同诈骗罪的概念和特征？如何划清合同诈骗罪与一般经济合同纠纷的界限？
