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- By assuming the weak lens focal length expression to be the first term in a power series, a simple and accurate formula can be derived for the objective focal length of a magnetic electron lens. 用假设弱透镜焦距表达式是一个幂级数中的第一项的方法,可以导出相当准确且便于实用的电磁电子透镜物镜焦距公式。
- The spirit is willing but the flesh is weak. 心有余而力不足。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- The shock make me go all weak at the knee. 这件事把我吓得两腿发软。
- Some adjustment of the lens may be necessary. 可能有必要调节一下镜头。
- You must be weak in the head if you believe that. 你相信那件事可就太傻了。
- Do you have soft contact lens care product? 有没有软性隐型眼镜保养用品?
- He cannot run because he has a weak heart. 他有心脏病,不能跑。
- He uses lens to make things appear clearer. 他用镜片以便看东西更清楚些。
- A fearful person is a weak person. 怕这怕那的人是软弱的人。
- The lens is often used to make telescopes. 镜片常被用来做成望远镜。
- OPTIMAL WINDOW FUNCTION OF WEAK LENSING 弱引力透镜的最优窗函数
- Don't smear the lens; I've just polished it. 别把镜头弄脏了,我刚刚擦过。
- The shock made me go all weak at the knees. 这件事把我吓得两腿发软。
- His weak chest was a legacy of a childhood illness. 他那瘦弱的胸脯是儿时患病的后遗症。
- In a weak moment, I agreed to pay for her holiday. 我一时心软同意了支付她度假的费用。
- He is weak with hunger, so I have to support him. 他饿得没有力气,我得搀着他。
- He pushed a weak student through the exam. 他帮助一位成绩差的学生通过了考试。
- He was too weak even to lift his hand. 他虚弱得连手都抬不起来。
- The camera lens must be screened from direct sunlight. 照相机的镜头不可受到阳光的直射。