But to find parking spaces and spent two minutes. Also let me realize some profound truth | |
| Title: | But to find parking spaces and spent two minutes. Also let me realize some profound truth |
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| Description: | A, slow and weak 4, the water also occur at the same time the basic concepts of A AO NN'AON incident light: OBO line: angle: N'B discount /> shooting angle: BON' light refraction law of oblique incident from air water: 1), AB > light refraction of |