Drilling

(noun.) the act of drilling.

格雷琴编辑

• Jethro Tull in England shortly after invented and introduced a combined system of drilling, ploughing and cultivating. 威廉·亨利·杜利特. 世纪发明.
• The machines for drilling and boring are the best that money can buy, and the operatives the most skilful to be found anywhere. 佚名. 神奇的知识之书.
• This mode of drilling also effected a revolution in the art of blasting. 威廉·亨利·杜利特. 世纪发明.
• The play was the main point; a month's previous drilling being there required. 夏洛蒂·勃朗特. 维莱特.
• In drilling 22-calibers, for example, the length of the hole must be from 100 to 125 times the diameter of the drill. 佚名. 神奇的知识之书.
• This punching of the cold metal without cutting, boring, drilling, hammering, or otherwise shaping the metal, was indeed a revelation. 威廉·亨利·杜利特. 世纪发明.
• In India a drilling hopper had been attached to a plough. 威廉·亨利·杜利特. 世纪发明.
• Ship building is hastened by these same air drilling and riveting machines. 威廉·亨利·杜利特. 世纪发明.
• They have opposed pouring in from without, and absorbing like a sponge; they have attacked drilling in material as into hard and resisting rock. 约翰·杜威. 民主与教育.
• No one saw Mamma drilling them rigidly hour after hour. 威廉·梅克比斯·萨克雷. 名利场.
• Tortoises lay their eggs in underground nests, where they remain for almost a year, and, strange to say, they have a very curious way of drilling holes for these nests with their tails. 佚名. 神奇的知识之书.

手打:凯西