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- collimator and autocollimator 平行光管及自准望远镜
- Some of the collimating and re focusing optics are given. 文中还给出了几种准直和聚焦的光学系统。
- The unit is provided with a spot-film device, a motor-driven Bucky, a collimator and a motor-driven diagnostic table with the tabletop movable. 本机具有适时摄影装置，电动滤线器、光定位限束器,备有床面可移动的电动诊视床。
- The VOA is made by an optical fiber collimator and a deformable mirror.Due to the defocus effect, the optical power could be adjusted by controlling the curvature of the deformable mirror. 我们的光衰减器是由光纤准直器与可形变的光学薄膜所组成，而光能量的衰减是藉由改变面镜的曲率进而改变聚焦点的位置所达成。
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- It is a fact of life and you must face it. 这是严酷的现实，你必须面对它。
- She and I can't live under the same roof. 她和我不能住在一起。
- She had to scrimp and save to pay for her holiday. 她不得不为付假期的费用而苦苦攒钱。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- He sprang up and rushed to the door. 他跳起身，跑到门口。
- He took sick and died a week later. 他得了病，一周后就死去了。
- He's been in and out of prison for years. 他多年来屡次进出监狱。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The child was tired and fretful. 那孩子又疲倦又烦躁不安。
- Automatic combination for collimator and filter 准直器和滤光片的自由组合
- Routine office work is my bread and butter. 日常的办公室工作是我的谋生之道。
- Language teaching is both a science and art. 语文教学既是一门科学又是一种艺术。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- Reading and writing are different skills. 阅读与写作是不同的技能。
- Let me get my bits and pieces together. 让我把我的零碎东西收拾起来。
