查询词典 rock-firm

According to the summary of the methods to evaluate the formation drilling resistance, the rock drillability and abrasiveness were selected to be the standards.

总结目前地层抗钻特性评价方法，选取岩石可钻性级值和岩石研磨性作为评价标准。

In order to solve the problem of low efficiency and short service life of hot pressed diamond bit when drilling in hard and compact formation, relations between diamond exposure of hot pressed bit and rock abrasiveness were analyzed in this paper. Research on matrix performances of hot-pressed diamond bit was firstly carried out.

针对在硬而致密岩石中钻进时效低的难题，本文分析了碳化钨基热压钻头的金刚石出刃与岩石研磨性等岩性之间的内在联系，认为钻头的胎体成分及其性能是关键，硬而带脆性的胎体性能有利于全刚石出刃，从而能提高钻进速度。

I left it to play Harry with my confidence at rock bottom and the belief in my ability at absolute zero.

我留下了它在岩石在绝对零度和我的信心玩哈利我的能力底部和信念。

Saltwater it is as if bank sort tearfully right flow no stop, Ping the sad of psychical bitter, Like precipitate Wan abysm,Chueh cirri can climb rock.

泪水就像决堤般潸然流不止，平抚心灵的悲苦，如坠下万丈深渊，却找不到藤蔓可攀岩。

Why did we have some prehistoric rock guitarist and a talent show winner miming to some abysmal sound track?

为什么我们要找一些过时的摇滚吉他手和有才华的歌手来模仿最糟糕的曲子？？

Why did we have some prehistoric rock guitarist and a talentshow winner miming to some abysmal sound track?

为什么我们要找一些过气的摇滚吉他手和糟透的选秀歌手来刺激我们？？

The research indicates that the damage of rock develops accumulatively on the basis of its initial damage and is irreversible.

研究表明，岩体的损伤是在初始损伤的基础上累进性发展的，是不可逆的。

The Persian Faravahar is carved on the rock-cut tombs of the Achaemenid kings at Bisetoon in Iran, and varies from one carving to the other.

波斯人的法拉瓦哈图案雕刻在石制的阿切曼尼国王坟墓上，位于伊朗的贝撒顿里，这些雕刻各有不同。

What time and distance to memory is like acid to rock.

记忆就像岩石，时间和距离如酸质般将它侵蚀。

L Siliceous soil - Soil composed of acid rock that are crystalline in nature.

l 硅酸土壤-由透明的酸性岩石组成的土壤。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。