“圆锥”造句
2024年05月24日 06:03:23
在冷凝器接近标准
圆锥接头处打四个穴孔.
Make four indentations into the condenser near the standard cone joint.
上述装置也称为
圆锥摆.
The present device is also called a conical pendulum.
设有一组平行线与
圆锥曲线相交.
Consider a family of parallel lines that cut the conic.