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- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- Electromagnetic wave travel as light wave do. 电磁波的传播就像光波的传播一样。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- A device used to modulate an electromagnetic wave. 调制器用以调制电磁波的装置
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品?
- He uses lens to make things appear clearer. 他用镜片以便看东西更清楚些。
- The lens is often used to make telescopes. 镜片常被用来做成望远镜。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了,我刚刚擦过。
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- transverse electromagnetic lens 横向电磁透镜
- Communication of audible signals encoded in electromagnetic waves. 无线通讯以电磁波密码进行的可听信号的联络
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- In this operation the surgeons implant a new lens (in the eye). 医生在这次手术中给病人(眼球)植入了新的水晶体。
- electromagnetic lens 电磁透镜
- electromagnetic lens antenna 电磁透镜天线
- The gunsight has an infrared lens for night vision. 射击瞄准器装有用于夜间视力的红外线镜头。
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样,双凹透镜也可以缩小。
- The electromagnetic force becomes dominant. 电磁力处于支配地位。
- Electromagnetic radiation is corpuscular. 电磁辐射是微粒性的。
- The lens hood is used to cover up the lens. 遮光罩是用来遮盖镜头的。