因此，对于使用了一定时间的轮胎要特别关注气压，高速行驶一段时间后如果发现胎壁过热、气压过高，应立即停车降温。
Therefore, to use a certain time to pay special attention to the tire pressure, high-speed after period of time if found tire pressure, high wall overheating, should stop immediately.
本文应用透射电镜和冷冻复型技术，对15例人胎腹膜壁层间皮细胞作了观察。
By transmission electron microscopy and freeze etching technique 15 human fetuses were utilized to study the ultrastructure of the mesothelial cells on the parietal peritoneum.
本文应用透射电镜和冷冻复型技术，对15例人胎腹膜壁层间皮细胞作了观察。
By transmission electron microscopy and freeze etching technique 15 human fetuses were utilized to study the ultrastructure of the mesothelial cells on the parietal peritoneum.
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