borings是什么意思？

borings

英['bɔ:rɪŋz] 美['bɔrɪŋz]

• 金属切屑；

例句

• Based on thermodynamics principle, the feasibility for melting iron borings in cupola was ana lysed. 从热力学角度分析了在冲天炉内熔炼铸铁切屑的可行性.
• These borings consist of rock fragments, ash coal and other materials. 这些孔屑包括石头碎片 、 灰尘、煤渣和其他东西.
• The holes are only borings, less than a foot in diameter. 油井仅仅是一些钻孔, 其直径不到一英尺.