Normal acceleration
[化] 法向加速度
🧩 词语组成解析
🗣️ 情景例句
That's all right.
没关系。
How long will it take me to get there?
到那儿要多长时间？
and we control it by means of the mud which we circulate down the drill pipe.
我们让泥浆顺着钻杆向下循环，用这种方法来控制压力。