查询词典 vacuum

For cylinders equipped with residual pressure valves, one evacuation under vacuum at 150 millibar is sufficient if the pressure is positive.

对于装有剩余压力阀门的气瓶，如果瓶内剩余压力是正压，把它抽真空到150 mbar 以下就可以了；要么就全面分析各个容器的残留气体。

A preparation method of nickel oxide-base cathode of fused carbonate fuel cell is to select alkali earth metal oxide, transition metal oxide and rare-earth metal oxide, mix with carbonyl nickel powder in the proportion of 0.01-15.00 mol%, add assistant and mix even into a slurry; after the slurry is formed into a biscuit by doctor-blade casting, sinter it into a multi-porous nickel plate; dissolve lithium nitrate and cobaltous nitrate with mole ratio of Li:Co-1:1 and citric acid or PVA in the distilled water to make a solution with Li of 0.00-0.5 mol/L; immerse the multi-porous nickel plate or nickel oxide plate in the solution, keep for 10-60 minutes under vacuum below 200 millibar, then dry in an oven at 75 degrees centigrade further transfer to a crucible electric furnace preheated 650 degrees centigrade for keeping the temp.

要約 熔融碳酸盐燃料电池氧化镍基阴极的制备方法属于燃料电池领域。选取碱土金属氧化物、过渡金属氧化物和稀土金属氧化物，按0.01－15.00mol％的比例与羰基镍粉混合，加入助剂，混合均匀成浆料；混合浆料流延成型为素坯后烧结为多孔金属镍板；将摩尔比为Li∶Co＝1∶1的硝酸锂和硝酸钴以及柠檬酸或聚乙烯醇溶于蒸馏水中，制成为0.005－0.5mol/L的溶液；将多孔金属镍板或氧化镍板浸入溶液中，在真空度低于200毫巴下保持10－60分钟；置于75℃的烘箱中烘干，转移至预热到650℃坩埚电炉中保温1－10小时；将此过程重复一次或多次即可。

The most world advanced Vacuum filling machine VF620,VF622; The high speed AL twisting and hanging lines and Fresh meat mincer.

世界上最新型和先进的VF620，VF622 真空灌肠机及AL 型高速扭结挂肠机，鲜肉绞肉机。

Company production, research, development, sales for one, relying on abundant funds, high-tech talent, excellent management philosophy, in the production of various kinds of health pillows, cushions, pillow 3 million, more than 20 series, such as Kaoru Clothing grass pillow series, cassia seed pillow series of linen pillow series, buckwheat pillow series, chrysanthemum pillow series, tea pillow series, pillow mint family, vacuum pillow series, Jingzhen pillow series, pillow pillow series, pillow cushions series, treatment pillow Series.

公司集生产、科研、开发、销售为一体，依托雄厚的资金、高科技的人才、卓越的经营管理理念，年生产各类保健枕头、靠垫、抱枕300万只，二十多个系列，如薰衣草枕系列、决明子枕系列、亚麻子枕系列、荞麦枕系列、菊花枕系列、茶叶枕系列、薄荷枕系列、真空枕系列、颈枕枕系列、抱枕枕系列、靠垫枕系列、治疗枕系列等。

A primary experiment of the stealth model of plasma in missal radar-dome is made in the vacuum environment with the scheme of space-wave-method.

率先采用空间波法实验方案，在真空环境下开展了导弹雷达天线舱等离子体隐身模型的初步实验研究。

Look in Wang Jie, for the Chinese child that the fictitious environment of the network learns English more to Wu Xu, it is one does not have the pressure, communication vacuum that does not fear missay.

在汪洁看来，网络的虚拟环境对於许多学英语的中国孩子来说，就是一个没有压力、不怕说错的交流空间。

Applicable to electronic products such as semiconductor,chip,IC and metal worked parts as well as fabric,cotton and wool products for damp proof and antioxidant purpose,After the packing product can reduce the volume, Saves your thing to flow the cost,After also may aim at the food category product vacuum to join the nitrogen, Maintains freshly, Guards against the fungus, Mold proofing and so on.

适用于电子产品，如半导体，晶片，IC，金属加工件的防潮，防氧化等，布料，棉羊毛制品等，包装后的产品能减少体积，节省您的物流成本，还可以针对食品类产品真空后加入氮气，保持新鲜，防菌，防霉等。

Therefore the spontaneous emission of atoms is caused by the fluctuation of dipole moment that arises from vacuum fluctation. Jaynes Cummings model is an important system to produce quatum entangled state.

Jaynes-Cummings模型是产生量子纠缠态的重要体系，研究发现，原子与场纠缠态的信息熵和纠缠度随时间作周期性的振荡，量子态在非纠缠与纠缠态之间变化。

In 2005, we have fulfilled the improved experiment, which included a new cave laboratory with more homogeneous gravitational background, a modified pendulum with a quadrupole moment of mass distribution to further quiet the contribution from the local gravity gradients, a high vacuum chamber to suppress the disturbance from the residual air current, the synchronous monitors of the rotating period of the turntable and temperature, the modulation experiment of background magnetic field, and so on.

新的实验中进一步克服了2002年实验中的背景引力梯度的影响，同时还进行了温度、回转周期稳定性的同步检测和磁场影响的调制实验，以及数据处理方法的研究，进一步提高了实验的置信水平。

According to the law of mass moment of inertia and of momentum moment, the conditions for the complete dynamic balance of rotor inertial forces and moment of inertia in the rotary piston vacuum pump are put forward, with the rotor movement in single cylinder analyzed as basis.

根据质量矩定理和动量矩定理对单缸滑阀真空泵的转子运动状况进行了分析，分别提出了转子惯性力和惯性力矩完全动平衡的条件。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。