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| 1. | Then he raised the flag-stone cautiously with his head, and looked carefully around the chamber. |
| 他小心翼翼地用头顶起那块大石头，谨慎地环顾室内。室内空无一人。 |
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| 2. | The effect of Erbium: YAG lens photolysis on the temperature of anterior chamber and around the incision |
| Er:YAG激光乳化晶体术对猪眼前房及切口部组织温度的影响 |
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