单词microgroove
n.: (唱片的)密纹网络: 密纹唱片;细微纹沟;唱片上细沟
细微纹沟
(唱片的)密纹
复数:microgrooves
In plastic or hard plastic clay, or water content smaller sand application microgroove blade drill, slowly and evenly drilling.
在可塑或硬塑粘土中,或含水量较小的砂土中应用密纹叶片钻杆,缓慢地均匀地钻进。