Pemf
[医][=pulsating electromagnetic field]脉冲电磁场
🗣️ 情景例句
We're very pleased that you are considering becoming a distributor of our company.
我们非常高兴你们正在考虑成为我们的批发商。
He is something.
他是重要人物。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，