介绍日本在提高滑动轴承和钩舌寿命方面的研究成果及车轮热裂的无损检测。
Introduced are the research achievements in improving the service lives of sliding bearing and coupler knuckle, as well as the non destructive inspection for hot cracking in Japan.
方法将耳垂裂隙局部形成的双舌形皮瓣旋转、瓦合，治疗先天缺损型耳垂裂。
Methods Two tongue-shaped flaps raised just beside the cleft of the earlobe were revolved and lap-jointed to repair the hypoplastic earlobe cleft.
瑞克：它第一次被钟舌敲裂是在1835年测试时。
Rick: It was first cracked by a bell clapper when tested in 1835.
瑞克：它第一次被钟舌敲裂是在1835年测试时。
Rick: It was first cracked by a bell clapper when tested in 1835.
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