对于假性近视、或预防近视眼度数的加深有好处。
For pseudo myopia, or preventing myopia degree deepened to have the advantage.
此种桌凳具有保护青少年身体正常发育，预防近视眼，方便学习的作用。
The table and stool unit has the functions of the protection of the normal development of the teenagers' bodies, the prevention of the myopia, and convenient learning.
目的：评估近视眼准分子激光原位角膜磨镶术(LASIK)前预防性激光光凝治疗视网膜裂孔的有效性和安全性。
AIM: to assess the efficacy and safety of prophylactic laser photocoagulation for retinal breaks before laser in situ keratomileusis (LASIK) in myopic eyes.
电脑使用适度，保护视力，预防青少年近视眼。
Use computer properly, protect your eyesight and keep youngsters from being shortsighted.
电脑使用适度，保护视力，预防青少年近视眼。
Use computer properly, protect your eyesight and keep youngsters from being shortsighted.
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