Jin'gangshi yu moliao moju gongcheng | Zhengzhou Research Institute for Abrasives & Grinding Co., Ltd.
| Fformat: | Electronig Cylchgrawn |
|---|---|
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Cambridge University Press
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| Mynediad Ar-lein: | Full text available on Research4Life (HINARI,AGORA,OARE,ARDI & GOALI) |