Vibrocast
(用超声波或高频声波的)振动压(力)铸(造)
🗣️ 情景例句
Tell the truth.
告诉我实话。
Please do now hesitate to as any questions.
如有问题您可随时提出来。
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。