记录材料 meaning in Chinese

recording materials

We want to keep a record of certain facts about all the pupils in one class .
我们要保存某个班上全体学生的某些情况的记录材料。
There was nothing in the record to show that the foreigner's complaint was just verified and the chief of police stoutly denied the accusation .
记录材料中没有什么可以表明那外国人的申诉确实有据，而警察局长又坚决否认。
Dentistry - jaw relation recording material
牙科学.颌位记录材料
Optical disk data storage materials
光碟记录材料
Information recording materials
信息记录材料

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