This metal plate is exposed to light and creates an image which is then transferred to paper.
这种金属板在曝光后可以产生能被转移到纸上的图像。
2
On the basis of rock mass mechanics model of cracking plate structure, it derived the calculation equation for the equivalent exposed area of mine stope.
它以板裂结构的岩体力学模型为基础，推导出了采场当量暴露面积的计算公式。
3
Methods Frozen and plate cultured Hp strains were exposed to air, and then were observed for morphological changes under light microscope and growing characters at different exposure time.