Projection welding
[化] 凸焊
🧩 词语组成解析
projection
[prə'dʒekʃən]
n. 预测;规划，设计;[心]投射;突起物;
a. 焊的\\n[机] 熔接, 焊接, 锻接
🗣️ 情景例句
Nice talking to you. See you around.
和你谈得很愉快。 回头见。
When the sun comes in, the doctor goes out.
阳光入室，医生出屋。
At that moment Lucy came into the library.
正在那时候，露茜走进图书馆。