thin wall core bit
常见例句
- A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the R.
通過對在鋼筋混疑土、花崗巖等建築物上鑽孔特點的分析，本文設計了一種新型的取芯式薄壁金鋼石鑽頭。 - A new type of thin-wall diamond core drill bit is developed through the analysis of drilling feature on the R. C and granite structures.
通過對在鋼筋混疑土、 花崗巖等建築物上鑽孔特點的分析，本文設計了一種新型的取芯式薄壁金鋼石鑽頭。 返回 thin wall core bit