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- Being grateful makes you look at the world through positive lens and energizes your life. 快乐、乐观能让你找到问题的答案；帮你想到更多的点子；
- We will report in this thesis, generation of supercontinuum bottle beam by passing the supercontinuum source through an assembly of an axicon and a positive lens. 摘要:我们于此篇论文报导了成功利用超连续光谱光源通过轴稜锥透镜及正透镜组合产生之超连续光谱光瓶。
- A rectangular negative lens at the front shrinks the scene to match the picture area; a small positive lens at the back makes it easier for the photographer's eye to view this "minified" image. 一个前端的矩形的凹透镜把景象收缩成匹配于照片区域；一个后部的凸透镜使摄影者的眼睛易于观看这个"缩小"的图像。
- MENSURATION OF PARAMETERS OF THE POSITIVE LENS 正透镜参数测定
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- 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。
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- Don't smear the lens; I've just polished it. 别把镜头弄脏了，我刚刚擦过。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- This charge is a positive charge. 这个电荷是正电荷。
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。
- She shows a very positive attitude to her work. 她工作态度非常积极。
- Can you be positive about what you hear? 你对听到的话有把握吗？
- He has a positive attitude towards life. 他对生活持有积极的态度。
- A close- up lens is ideal for taking close- up picture. 近摄镜用来拍特写照片最理想。
- The number of positive numbers is infinite. 正数的数目是无穷的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
