根据路程的远近适当选取一些装备，比如背包、睡袋、水壶、帐篷、太阳镜、指南针、地图等等这些都是必不可少的。
According to the distance of the appropriate selection of some equipment, such as backpack, sleeping bag, kettle, tents, sunglasses, compass, maps and so on are essential.
测定术后患者的屈光状态及角膜曲率，并经主觉验光后配戴远用矫正镜测定远近视力并记录。
Measure the refraction, the corneal culture, the far and near vision when the correcting lens were wore.
测定术后患者的屈光状态及角膜曲率，并经主觉验光后配戴远用矫正镜测定远近视力并记录。
Measure the refraction, the corneal culture, the far and near vision when the correcting lens were wore.
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