| 1. | Back surface luster
背面光泽度 |
| 2. | Hand scribe mark - a marking that is hand scratched onto the back surface of a wafer for identification purposes
手工印记-为区分不同的晶圆片而手工在背面做出的标记。 |
| 3. | Hand scribe mark - a marking that is hand scratched onto the back surface of a wafer for identification purposes
手工印记-为区分片圆晶的同不而手工在背面做出的标记。 |
| 4. | The conversion efficiency of 14 % is possible if the al back surface field and the diffusion process are improved
L 。若进一步改善铝背场及扩散工艺条件，有望达到14的效率。 |
| 5. | The main features are that the back surface weiding seams are even , smooth and weld edge tidy , excellent in performances of welding technology and welding seam dynamics
主要特点是背面焊缝匀称、光滑，焊趾整齐，焊接工艺性能及焊缝力学性能优良。 |
| 6. | Based on the different requirements on the operating mode , the back surface cooling package style by impinge cooler and the module package style by micro - channels coolers were studied respectively
根据对二极管激光器不同工作模式要求，分别研究了采用冲击式冷却器的背冷式二维阵列封装和微通道冷却的模块化封装。 |
| 7. | Then we studied the effect of junction uniformity on the aluminum - alloyed back surface field to solar cell performance . the formation theory of aluminum - alloyed back surface field , the effect parameters to the doping concentration and the junction depth were analyzed
比较了两种商业太阳电池的杂质浓度分布及结深情况；叙述了铝背场的作用及形成原理，对影响铝背场表面浓度和结深的参数作了分析。 |
| 8. | When targets penetrated by flat - ended projectile , shear deformation along the penetration direction appears , at the same time compressive deformation also appears in the material that is in front of the projectile . the compressive deformation begins at the back surface of the target and spreads inward
钝头弹侵彻下，侧壁材料发生轴向剪切变形，同时，弹体前方的材料发生压缩变形，压缩变形首先在靶板背表面开始，而后自背表面向靶内传播。 |
| 9. | Abstract : based on soil plasticity and limit analysis theory , the second failure surface of backfill behind retaining wall with gentle back surface are studied from two view points of maximum active soil pressure and minimum resistive overturning safety factor , and it is further considered that the minimum resistive overturning safety factor is the best approach to studying the failure mechanism of backfill under complex back surface conditions of retaining structures
文摘:基于土的塑性极限分析理论，从挡土墙最小抗倾覆安全系数和挡土墙背上的最大主动土压力两个角度，分别研究了坦墙后土体中第二破裂面的位置，认为在复杂的挡土结构墙背条件下，用最小抗倾覆安全系数来研究挡土墙后土体的破坏机制较为合理。 |
| 10. | The effects of reynolds number , back surface of nozzle , aft - dome configuration and degree of submergence on aft - end internal flow were studied by both cold gas simulation and numerical simulation . it is showed that the separated flow is sensitive to the change of reynolds number and aft - end cavity configuration
最后，利用冷流模拟与数值模拟相结合的方法，研究了雷诺数、喷管背壁形状、后封头形状和潜入深度对燃烧室尾部流场的影响，结果表明流动的分离对雷诺数和背壁区几何边界的变化很敏感。 |
