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directed rays 的中文翻译: 定向射线 |
| 中英双语例句(Chinese characters - English) |
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1. 轴上和轴外光线的光程差公式 Optical path differences (OPD) of on-axis rays and of space rays are deduced 2. 但折射线与入射线位于法线的同侧 but the refractive rays and the incident rays are located at the same side of the normal. 3. 分析了透明圆形截面纤维在垂直纤维轴光线照射时纱维内表面反射光的一种特殊现象———笛卡尔线现象。 An analysis is made about Descartes rays of transparent round-section fibers——a special internal surface reflection rays of the fiber when parallel rays strike the fibers perpendicularly to fiber axis. 4. 并证明了有限个多重有向根树经这种运算后为一棵有向根树当且仅当每个多重有向根树为一棵有向根树。 they prove that the multiplication operation of finite multiple directed rooted trees is a directed rooted trees if and only if these multiple directed rooted trees are all directed rooted trees. 5. 高能X射线条件下的剂量扰动效应大于低能X射线条件下的剂量扰动 The dose perturbation for high energy X rays is greater than that for low energy X rays. 6. 对走时较小的射线和射线较密的成像单元加以重权 which gave heavy weights to ultrasonic rays with short travel time and image meshes passed by more rays 7. 靠近轴的那些光线有时叫作近轴光线。 Those rays which are near the axis are sometimes called paraxial rays. 8. 人工荧光紫外/冷凝试验仅限于对紫外线敏感的涂层材料的模拟试验。 artificial fluorescent ultraviolet rays/condensation test is limited to coat materials sensitive to ultraviolet rays. 9. 宇宙射线和X射线因其电离作用产生高能电子。 Cosmic rays and X-rays produce energetic electrons by ionization. 10. 射线及射线相差不远,主要不同在于它们的辐射源。 Rays and x-rays are similar, the major difference is their origins. 11. 提出了BCH-代数上的有向集和有向闭包集的概念 and discuss properties of the directed connectedness set and directed closure set. 12. 并对有向集和有向闭包集进行了初步的讨论。 and discuss properties of the directed connectedness set and directed closure set. |
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