Science Concept. Laboratory Research and Development. Scientific glassware for chemical experiment. Microscope laboratory beakers test tubes pipettes. Lab interior background.
ID: 1033702219
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- 大图:8688 × 5587 像素·73.56 cm × 47.3 cm·300dpi·JPG
- 中图:1000 × 643 像素·35.28 cm × 22.68 cm·72dpi·JPG
- 小图:500 × 322 像素·17.64 cm × 11.36 cm·72dpi·JPG