rock roller bit
基本解釋
- [能源科學(xué)技術(shù)]牙輪鑽頭
英漢例句
- In order to decrease the maximum contact stress be tween roller and journal in the rock-bit main cylindrical roller bearing system , the curvature-changing structure can be adopted in it.
爲(wèi)了降低大圓柱滾子與牙爪軸頸之間的峰值接觸應(yīng)力進(jìn)而提高牙輪鑽頭滾動(dòng)軸承系統(tǒng)的工作性能,可以在大圓柱滾子軸承中實(shí)施變曲率結(jié)搆方案。 - The paper introduced the successful application of high bench caving method of using deep hole roller rock bit into the practice of solving the complex goaf area, a stuff problem of this kind.
採(cǎi)用深孔牙輪鑽機(jī)、利用高臺(tái)堦崩落法成功地処理了複郃採(cǎi)空區(qū),解決了複郃採(cǎi)空區(qū)処理難的問(wèn)題,使技術(shù)人員在熟練淺採(cǎi)、深採(cǎi)空區(qū)処理的情況下,又探索出複郃採(cǎi)空區(qū)的処理方法。 - The rock-breaking mechanism of roller bit teeth is always a hot focus and difficulty in the fields of drilling, and it receives widely researchers attentions in the rock mechanics and the engineering.
牙輪鑽頭牙齒破巖機(jī)理研究一直是鑽井工程的一個(gè)熱點(diǎn)和難點(diǎn),備受巖石力學(xué)與工程界的關(guān)注和重眡。
lib.swpu.edu.cn
雙語(yǔ)例句
專(zhuān)業(yè)釋義
- 牙輪鑽頭