查询词典 vacuum bulb

It is shown that the meltable polyimide not only has excellent heat-resisting properties, but also has good vacuum properties. Therefore it can be used in vacuum as a high temperature adhensive.

通过分析比较可以看出可熔性聚酰亚胺不仅具有优良的耐高温特性，而且还具有良好的真空性能，因此，它完全可能作为真空中使用的耐高温胶粘剂材料。

Effect of de-astringent and crispness-keeping on Mopan persimmon of vacuum packing ;2. The paper introduces the method for preserving the fresh rare birds eggs using ozone sterilization and vacuum packing ,and describes the optimum technological process and parameters after a comprehensive analysis and study of the egg's weight-reduced rate,egg white index,and yolk index and it's pH value,i.

采用臭氧杀菌真空包装的方法进行乌鸡蛋的保鲜，综合鸡蛋减重率、蛋白指数、蛋黄指数和蛋黄pH值四项指数进行分析和研究，确定采用此工艺的最佳工艺流程和参数：过氧乙酸溶液预杀菌浓度为0 5%，臭氧杀菌3min，选用Ny/PE复合袋在真空度600mmHg下进行真空包装，保鲜期为7个月，好蛋率95%以上。

The veracity of the simulation results is validated by experiments and the effect of the size of capillary hole on vacuum degree is analyzed. The parametrical modeling, simulation, and optimization design of vacuum package process of MEMS devices are realized.

通过实验初步验证了模拟结果的准确性，分析了毛细孔尺寸对腔体和烘箱真空度的影响，实现了MEMS器件真空封装工艺的参数化建模与模拟和仿真优化设计。

In bud stage of mustards ecotype Xuelihong and Yuanyejie were transformed with in planta vacuum infiltration by an Agrobacterium tumefaciens strain GV3101 carrying hy-gromycin resistance gene. Effects of different factors on transformation frequency with in planta vacuum infiltration were studied.

以蕾期的芥菜生态型雪里蕻和圆叶芥为试材，在携带潮霉素磷酸转移酶标记基因的根癌农杆菌菌株GV3101的介导下，对影响芥菜植株原位真空渗入遗传转化效果的真空渗入时间、根癌农杆菌悬浮孢子的浓度、渗入培养基、感染方式以及根癌农杆菌菌株等进行研究。

So there is a need to study the key technologiesand processes in the vacuum precooling unit and to provide the theoretical basis forthe design and application of vacuum precooling unit.

因此，迫切需要对真空预冷装置中的关键技术和预冷工艺进行研究，为真空预冷装置的设计和使用提供理论依据。

The influence of drying parameters of vacuum drying on productivity and quality of Pteridium Aquilinum drying was investigated, and the impact of drying temperature, vacuum degree and material thickness on vitamin C content was studied by nonlinear regressional orthogonal design.

考察干燥因素对蕨菜真空干燥生产率及其品质的影响，用二次正交旋转组合设计的试验方法，探讨干燥温度、真空度、物料层厚度对蕨菜营养成分维生素C含量的影响规律。

The item adopts many high and new-technologi es , include extract from innocuous solvent, vacuum concentrated, accumulate by membrane, separate by macroporous adsorptive resins, recrystallization, vacuum or spray drying etc, it can extract refined radices puerarire starch, radices puerarire isoflavone and radices puerarire element from puerarire.

项目采用无毒溶剂提取，真空浓缩、膜富集、大孔吸附树脂分离、重结晶精制、真空或喷雾干燥等高新技术组合的新工艺，从葛根中综合提取葛根淀粉、葛根异黄酮及葛根素。

According to the phenomena of high-frequency reignition after the interruption ofthe line current by vacuum interrupter s,the auther analyses and discusses some factors thatinfluence the interrupting characteristics of the HF current of vacuum inlerrupters.

本文结合真空断路器开断工频电流后所产生的高频重燃现象，对影响真空断路器高频电流开断特性的一些因素进行了分析和探讨。

The mechanism and process of coking reaction for vacuum residua are analyzed, and the lumping kinetic model is used in the process of vacuum residua coking reaction .

对减压渣油焦化反应机理和反应过程进行了分析，将集总动力学模型用于减压渣油焦化反应过程，建立了减压渣油焦化反应的六集总动力学模型。

Saka Vacuum Ltd. has goodwill and reliance in the Japanese vacuum industrial field. The quality and price of us are popular among our clients.

SAKA VACUUM 在日本真空界是众所信赖的品牌，无论是品质上、价格上都是深受好评的。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"