保护你的狗对冻伤限制暴露在寒冷的温度，尤其在短期涂层，薄皮品种，并立即把你的狗在室内，如果他或她在发抖。
Protect your dog against frostbite by limiting exposure to cold temperatures, particularly for short-coated, thin-skinned breeds, and immediately bring your dog indoors if he or she is shivering.
结论：羟基磷灰石涂层的人工髋关节应用于中青年患者取得了满意的短期疗效。
Conclusion: This study shows that young patients with HA-coated total hip arthroplasty have achieved satisfactory short-term clinical result.
若通过自然环境试验考核涂层材料的耐候性，则试验周期太长，在很多时候不能很好满足设备在短期内完成设计、试验、定型的要求。
The test cycle is too long if the natural environment is used to evaluate materials durability. The evaluation test can not meet the requirements of design, testing, setting in short term very well.
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