beam at
短语词组
- beam up at sb 冲着某人微笑
- high beam teletherapy at 高剂量率
- beam programs at Russia 向苏联广播
- beam equation at resonance 梁方程共振
- Beam diameter at aperture 出光孔处光斑直径;光束直径;出口光斑
- beam fixed at both ends 两端固定梁
- beam fixed at one end 一端固结的梁;一端固定梁
- beam supported at both ends 两端支承梁;端托梁
- Beam diameter at the aperture 光斑直径 返回 beam at