Methods: The mesh plug tension free hernia repair was applied to 237 senior patients of groin hernia, using Bard R Mesh & Prefix R plug offered by Bard Company in U. S. A.
方法：使用美国巴德公司生产的锥形疝环充填网塞和网状补片，对2 37例老年人腹股沟疝施行疝环充填式无张力疝修补手术。
How do we get rid of z? Well, if we are on the top surface, z So, I plug z equals z2 of x, y into the formula for R, whatever it may be.
怎样才能消去z？，考虑顶部曲面，通过函数z2给出。，z，is，given，by，this，formula，，z2，of，x，，y。,所以我把z=z2代入到R中，不管是什么。
The electrical source fault and testing result is analyzed, the improving method for replacing plug or socket directly is presented, and then, preferable maintaining r...
并就经常出现的加电故障及其检测结果进行了分析，提出了用直接连接替换插头插座的改进方案，此维修方案取得了预期的效果。
The electrical source fault and testing result is analyzed, the improving method for replacing plug or socket directly is presented, and then, preferable maintaining r...
并就经常出现的加电故障及其检测结果进行了分析，提出了用直接连接替换插头插座的改进方案，此维修方案取得了预期的效果。
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