在银表面粗糙程度和单壁碳纳米管厚度适中的区域得到了高质量的单壁碳纳米管sers谱。
High quality SERS was obtained from the area where the roughness of the silver and the thickness of the single walled carbon nanotubes were well su...
我们的假设是大概1% ~ 2%的人头部无法形成覆盖上半规管的正常厚度骨头。
Our hypothesis is that about 1 or 2 percent of the population fails to develop a normal thickness of bone overlying the superior canal.
如果你有正常厚度——大概0.6 ~ 0.7毫米——的骨头覆盖上半规管,那就很难发生病变了。
If you have a normal thickness of bone, which is about 0.6 or 0.7 millimeter covering the superior canal, that's very unlikely to ever erode.
是否能证明黑化厚度有很好的管控?
Is there an evidence that black oxide thickness is well controlled?
而在换热器设计过程中,管板厚度设计计算比较复杂。
The calculation for the tube plate thickness of heat exchanger is complex in normal design.
小径管射线透照一般都要求椭圆透照,由于透照截面厚度变化大,透照情况比较特殊。
The irradiating method of small caliber cube radial needs elliptical irradiating, because the irradiating section's thickness has big change, irradiating situation is especial.
在微波双极型晶体管中,收集区的厚度是影响其截止频率的一个重要因素。
The thickness of collector is one of the factors that limit cut-off frequency in microwave bipolar transistors.
它的诀窍在于构造一个由相互连接的空心管构成的网格,有墙一样的厚度,比人体头发细1000倍“,HRL主要作者Tobias Shandler在新闻稿里说。”
"The trick is to fabricate a lattice of interconnected hollow tubes with a wall thickness 1,000 times thinner than a human hair," lead author Tobias Shandler of HRL said in the release.
目的:研究国人足背动脉的直径和管壁厚度,为足背动脉置管提供解剖学依据。
Objective: to study the diameters and vessel wall thickness of the dorsalis pedis artery and provide anatomic data for cannulation of the dorsalis pedis artery (CDPA).
028个铸壁厚度管。
单层衬里管道的管径及衬里厚度优化计算式。
Formula for calculating pipe diameter and lining thickness of pipelines with single lining.
对管腔面积,管壁厚度和面积进行测量和统计分析。
The lumen areas, wall thickness and area were measured and analyzed statistically.
管件在内高压成形后的厚度变化趋势是从两端向中间逐渐变薄,且呈现不同的厚度带。
After tube hydroforming, the thickness of tube became thin gradually from both ends to the middle and different thickness bands appeared.
从轴管里的后小齿轮轴承盖孔拆卸限深垫片。 记录限深垫片厚度。
Remove the depth shims from rear pinion bearing cup bore in axle housinRecord the thickness of the depth shims.
结果表明,管体腐蚀检测系统对稠油热采注汽管道的平均管壁厚度进行检测,可以达到预期效果并具有较高的灵敏度。
The results show that anticipated effect and superior sensitivity can be achieved by using this system to detect the average wall thickness of steam injection pipelines.
COMET的单级金属陶瓷管被设计主要应用于无损检测,食品检测和厚度计的需求工业应用领域。
The COMET Unipolar Metal Ceramic tubes are designed for use in demanding industrial applications like Non-Destructive Testing, Food Inspection and Thickness Gauging.
结果超声能显示脐尿管囊肿的形态、大小及范围,囊壁的厚度及囊内不均质的变化。
Results Shape, size, and scope of the cyst as well as heterogeneous echoes in the cyst could be described by ultrasonography.
牙体壁厚度;根管疗法;研究。
本发明解决了传统工艺在碳纳米管表面难以形成完整连续镀层及镀层厚度不易控制的问题。
The invention solves the problems that complete and continuous plating is difficult to form on the carbon nano tube surface and the plating thickness is not easy to control in the tradition technique.
模拟结果表明,非对称管式陶瓷超滤膜毛细过滤成膜厚度并不总是和吸浆时间成正比。
A model is derived for describing the capillary filtration process of asymmetrical tubular ceramic ultrafiltration membranes from the filtration and capillary function theory.
目的了解正常上颌中切牙牙根不同截面根管周壁厚度及根管面积和形态。
Objective To measure the thickness of the wall of root canal and root canal area in different cross sections of maxillary central incisors.
图示:正常冠状动脉。腔较大,不伴有动脉粥样硬化斑块引起的管腔狭窄。动脉肌层的厚度适中。
This is a normal coronary artery. The lumen is large, without any narrowing by atheromatous plaque. The muscular arterial wall is of normal proportion.
防止冻结管断裂的措施为选用合适的冻结管材料,增大冻结管壁厚度,减小冻结管直径,提高冻结管接头质量,控制掘进段高。
The measures to prevent frozen pipes from rupturing are choosing proper materials, increasing the wall thickness, decreasing the diameter, improving the joint quality of frozen pip.
探讨了海冰强度、厚度等参数的变化对海冰作用下立管系统冰荷载使用系数的影响。
The effects of sea ice strength and thickness on the load utility coefficient of the riser system were discussed.
管道韧性设计受多方面因素的影响,分别分析了管道钢的强度及设计水平、管壁厚度、管径、输送介质、钢管的不同部位、环境条件等相关的影响因素。
The following factors having effect on pipe toughness are analysed: line pipe strength and design level, pipe thickness and diameter, medium transported, locations in pipe environmental impact, etc.
为了提高脊波导结构的超辐射二极管(SLD)与单模光纤的耦合功率,研究了有源区与脊之间的残留层和上光限制层的厚度对SLD输出功率和近场光斑的影响。
With the aim of achieving high coupling power of RWG SLDs into SMFs, the structure dependences of the output power and the near field pattern are investigated.
文中深入研究了从管坯到薄膜吹胀成型过程中的厚度分布变化和半径分布变化,并给出了结论。
In this paper, deeply research was made from tube semifinished product to bubble which is about distribute of radius and thick, and draw own conclusion.
对确定脉体有价值的指标是寸口脉管壁的厚度、管腔内径、管腔面积和血流量的大小以及寸口脉血流柱的长度、峰值流速血流、加速度和减速时间。
The thickness of blood vessels, inside diameter, area, flow, the length of color flow column, maximum velocity, acceleration and deceleration time were of good value on pulse tension.
焊缝处的防腐层厚度,不得低于管本体防腐层规定厚度的80%。
Notethe coating thickness of weld seam should be not less than 80% of coating thickness on pipe body.
焊缝处的防腐层厚度,不得低于管本体防腐层规定厚度的80%。
Notethe coating thickness of weld seam should be not less than 80% of coating thickness on pipe body.
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