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- level of electronic packaging 电子组装级
- Capable of operating at a reduced level of efficiency after the failure of a component or power source. Used of electronic equipment. 故障保护的在动力或能源部件发生故障时,能以其降低了的性能继续运行。用于电子设备
- The thermal-mechanical reliability of solder joints has been a key issue in the design of electronic devices and the reliability assessment of electronic packaging. 在电子元件的设计和电子封装的可靠性评估中焊点的热-机械可靠性是一个关键的因素。
- It describes the current situation of electronic packaging industry, analyzes the waste in its inner management, shows the detail steps of using 5S activity in the test workshop. 摘要从电子封装企业的生产现状出发,针对企业内部管理存在的问题,提出在测试车间推行"5S"管理活动的具体实施步骤。
- In this paper the situation and development of electronic packaging and its requirments for the encapsulate materials in high properties were introduced and a novel kind alicyclic epoxy for electronic packaging was also reviewed with13 refs. 结合电子封装的现状、子塑封材料的发展以及电子封装对塑封材料提出的高性能要求,介绍了新型脂环族环氧树脂及其作为塑封材料的应用前景,其包括耐热型液体、磷三官能团型、机硅多官能团脂环族环氧树脂。
- In this paper the situation and development of electronic packaging and its requirments for the encapsulate materials in high properties were introduced and a novel kind alicyclic epoxy for electronic packaging was also reviewed with 13 refs. 摘要结合电子封装的现状、电子塑封材料的发展以及电子封装对塑封材料提出的高性能要求,介绍了新型脂环族环氧树脂及其作为塑封材料的应用前景,其包括耐热型液体、含磷三官能团型、有机硅多官能团脂环族环氧树脂。
- Now at home the technology of Totaling level however remains manual Anping, and the Totaling level of electronic automaticAnping however is blank. 目前国内扫平仪技术仍停留在手动调平阶段,电子自动调平的扫平仪在国内还是空白。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。
- The level of formality determine the precise mode of expression. 不同的礼节程度决定所需的确切表达方式。
- Our effort is gear to a higher level of production. 我们调整力量将生产推向更高的水平。
- The conference will feature short courses, conference keynotes, special forums and technical sessions to cover the technological developments in all the areas of electronics packaging. 会议将通过专题讲座、特邀报告、主题论坛、分会报告、论文张贴等形式对电子封装的各个技术领域中的最新进展进行交流。
- The flood rose to a level of 50 feet. 洪水涨到五十英尺高。
- The firm is Britain's main producer of electronic equipment. 该公司为英国主要的电子设备制造厂家。
- The structures of BH+4, BH4, and BH-4 were optimized at the level of B3LYP/6-311+G(d,p) and CCSD/6-311+G(d,p). The topological analyses of electronic density for chemical bonds of the neutral and charged BH4 were performed. 采用密度泛函方法B3LYP和耦合簇方法CCSD分别在6-311+G(d;p)水平上对BH4+、BH4和BH4-的构型进行全优化;并从量子拓扑学的角度对各稳定构型进行电子密度拓扑分析.
- The talks are aimed at radical reductions in the level of weapons. 那些会谈都以大幅度裁减军备为目标。
- An abnormally low level of glucose in the blood. 低血糖症血液中葡萄糖不正常地低含量
- The deformation characteristics of kovar lead and seal ri ng and the copper base are discussed.A suggestion is made on how to improve the design of the base and the reliability of electronic packages. 文中对可伐引线、密封圈的应变特征及其对铜基板热变形的影响进行了讨论,并提出了改善封装热应力的途径。
- The Russian traveler was equipped with masses of electronic devices. 这些俄罗斯旅行者携带了大量的电子设备。
- Our effort is geared to a higher level of production. 我们调整力量将生产推向更高的水平。