题目内容

相干传递函数是相干光学系统中()的傅里叶变换。

A. 输入函数
B. 输出函数
C. 光强函数
D. 复振幅脉冲响应函数

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透镜成像系统是把物面上物点的集合变为像面上重叠的衍射斑的集合。因而像不再是物体的准确复现，而是物体的平滑变形，孔径愈小，变形愈厉害，这种效应就是________________。

A. 相关效应
B. 干涉效应
C. 卷积效应
D. 衍射效应

In the end, it was an easy ____: a fine baby boy.

A. decision
B. column
C. delivery
D. fasten

If you say that there is someone or something to be____, you meant that they must be dealt with and it will be difficult.

A. made a difference
B. reckoned with
C. extinguished
D. got (sb.) through

Her bottom lip ____ and big tears rolled down her cheeks.

A. quivered
B. welded
C. beam
D. grasped