rubber metallic ring coupling [机] 橡胶金属环联轴器
pector with metallic ring 金属环体外探测器
Metallic ring joint gaskets 金属环形垫
metallic ring iud 金属环节育器
metallic ring filter 金属环过滤器
metallic packing ring 金属密封环 ; 金属填密圈
metallic hollow O-ring 金属空心O型环
elastical metallic expansion ring 弹性金属胀圈
Metallic Rectangle Saddle Ring 不锈钢矩鞍环填料
He picked up a metallic ring last night.
昨夜他捡了一个金属戒指。
Because then it would drown out the metallic ring in your ears.
因为然后它会的你的耳朵中淹死金属的戒指。
Methods100 molars with vertical fracture were cleaned and fixed by metallic ring. Then root canal treatment (RCT) were completed.
方法100例纵裂磨牙采用先对患牙初步清理复位带环固定根管治疗后全冠修复保存患牙。
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