The interfaces electric circuit and the control program can be transplantated to other micro voltage control equipment very easily. Then we take the C_2H_5Br and the hydrogen (H_2) as the source gas to deposite the gradient bromating amorphous hydrogenated carbon film in the improved low-pressure plasma polymerization unit.
然后在改进的低压等离子体聚合装置中以溴乙烷(C_2H_5Br)和氢气(H_2)为源气体沉积了掺溴非晶碳氢薄膜和梯度掺溴非晶碳氢薄膜，用Perkinelmer Lambda12型紫外／可见分光光谱仪测量了样品的透光谱，并利用透光谱计算了薄膜的光学厚度和光学带隙：利用NICOLET MX—1E傅立叶变换红外光谱仪和XSAM800型X射线光电子能谱仪分析了薄膜的化学键和结合态以及薄膜中氧碳元素比和溴碳元素比。
The model interpreted the formation mechanism of various carbon nano-structures, elucidated the relation between the formations of various products and the factors, such as the active gases in bubble, the concentration and moving direction of carbon particles, the stability of arc discharge and the temperature gradient.
该模型从理论上解释了各种碳纳米材料的生成机理，基本阐明了液体电弧放电过程中，各种产物的生成与气泡中活性气体、碳粒子的浓度、碳粒子运动的方向性、电弧的稳定性以及温度梯度等因素之间的关系。
Our results suggest an alternative means to produce W containing amorphous carbon films with gradient structures and improved mechanical properties.
该研究探索了制备含钨碳膜的新方法，同时获得了渐变的结构及优越的性能。
The purification of the menthol from peppermint essential oil has been investigated with supercritical carbon dioxide fractionation at different temperature gradient and step-by-step pressure increasing programming.
进行了利用超临界CO2精密分离技术从薄荷原油中提纯薄荷脑的研究，分别考察了分馏塔温度梯度、升压速率等操作参数对分离效果的影响。
To the activated carbon adsorbent, to a certain concentration of alcohol solution to a gradient elution xylooligosaccharide separation of the single component.
问题补充：以活性炭为吸附剂，以一定浓度的乙醇溶液进行梯度洗脱来分离低聚木糖的各单一组分。
According to principal of field theory, the concept model of carbon-accumulation field is established, and the isopleth's surface and gradient of carbon-accumulation field are analyzed.
根据场论原理，首次建立了聚碳场概念模型，分析了聚碳场等值面和聚碳场梯度，对聚碳场碳通量的空间变化进行了局域表述。
METHODS: Succinylated ruscogenin was derived from ruscogenin and efficiently cross-linked to EAH-Sepharose 4B by an arm of 10-atom carbon chain as an affinity chromatography column Antiserum was purified by the affinity chromatography using a gradient of NaCl buffer as an eluant. Moreover, the purified antibody was also determined with indirect Enzyme-linked immunosorbent assay and SDSPAGE identification.
将鲁斯可皂苷元衍生为带有两个－COOH臂的丁二酸单酯衍生物(succinylated ruscogenin，RUS-2HS)，与带有10碳原子链的琼脂糖凝胶EAH Sepharose 4B偶联，制成亲和层析柱；以制备的亲和层析柱纯化人工合成抗原RUS-2HS-BSA免疫家兔产生的抗血清，得到特异性较高的抗体，并检测纯化抗体的纯度及特异性。
Science and Technology, Nanjing 210094, JiangsuAbstract: The carbon gradient of carburized case of parts can be predicted by using the finite difference method.
摘 要：零件渗碳后渗层的碳浓度分布可以用有限差分法预测，而碳浓度的高低决定了工件淬火后的硬度。
The Effects of Sodium Nitroprusside-Controlled Hypotension on the Arterial-to-end-tidal Carbon Dioxide Gradient and Physiological Dead Space/tidal Volume Ratio
硝普钠控制性降压对呼气末动脉二氧化碳分压差生理无效腔影响
Separation and purifying andrographolide by supercritical carbon dioxide gradient crystallization were made.
利用超临界CO2梯度结晶技术分离纯化穿心莲内酯。
When growing large diamond crystals by temperature gradient method under high temperature and high pressure, if all the diffused carbon source from higher temperature region cannot be absorbed by the seed crystals, the different present forms of superfluous carbon source, regrown graphite or diamond nuclei, would have great effects on the growth process of large diamond crystals.
温度梯度法生长宝石级金刚石单晶过程中，当籽晶无法完全吸收由高温端扩散下来的碳源时，多余碳源的不同析出形式对晶体生长速度有明显的影响。
The ideal preheating and start-up procedure should be of low thermal shock, low temperature gradient and low expansion stress, which prevent the failure of cathode carbon lining. The flame preheating and start-up procedure is recommended.
指出理想的预热焙烧启动方法应该是热冲击小、温度梯度不大、膨胀应力小、可尽量避免阴极碳内衬破损的方法，现行的预热焙烧启动方法中火焰预热焙烧启动法较为理想。
The results show that the carbon concentration gradient of carburized layer is flat, the surface hardness and core hardness of the gear steel carburized and air-cooled are 61~63HRC and 35~42 HRC, respectively.
结果表明，经渗碳空冷，渗层碳浓度梯度平缓，表层硬度为61～63HRC，心部硬度达到35～42HRC。
The preformed part of carbon felt was treated by heat gradient CVD process, and then repeatedly vacuum pressure impregnated with Al 2O 3 inorganic matrix and sintered at 500 ℃.
预制件整体炭毡先通过热梯度气相沉积（CVD）处理，然后经反复的真空-压力浸渍Al2O3型无机胶，再通过500℃烧结制得。
By the comparison of heating experimental data between electric radiator and carbon crystal panel, the characteristics of fast warming, small temperature gradient in local heating area, low equipment power and high temperature of envelope internal surface are obtained.
通过比较电暖气与碳晶电热板局部辐射采暖的实验数据，得出碳晶电热板局部辐射采暖方式升温速度快、局部采暖区域温度梯度小、需要设备功率低、维护结构内表面温度高的特点。
In order to make the gradient bromating amorphous hydrogenated carbon film, this article first manufactured the automation to control the Mass-Flow-Control which is produced by MKS Corporation, and has compiled this equipment automation control procedure using the VB senior programming language.
本文为制备掺溴非晶碳氢薄膜材料，首先制作了自动化控制MKS公司出产的质量流量控制计装置的接口电路，并利用VB高级编程语言编写了该装置的自动化控制程序。
Preparation and XPS study of gradient bromating amorphous hydrogenated carbon film
掺溴非晶碳梯度薄膜的制备与分析
With the carbon fiber integrated felts used as preforms, two different types of carbon-carbon (C/C) composites, namely, rough laminar (RL) structure materials and smooth laminar (SL) structure materials were fabricated by thermal gradient CVI process.
以炭纤维整体毡为预制体，采用热梯度CVI工艺制备了两种不同结构基体炭的C/C材料，即RL结构和SL结构材料。
Study on Purifying Technology of Andrographolide by Supercritical Carbon Dioxide Secondary Gradient Crystallization
超临界二氧化碳二次梯度结晶穿心莲内酯的研究
Carbon concentration gradient is the main factor influencing PHB formation under batch experiment.
本研究所驯化得到的活性污泥在批式条件下积累PHB主要受到碳源基质浓度梯度的影响。