1) Hollow object
空腔物体
2) black body cavity
黑体空腔
1.
Continuous temperature measuring device for liquid steel in CC tundish by black body cavity;
连铸中间包黑体空腔连续测温
2.
The present paper describes the theoretical base, structural principle, calibration method, results of tests and analysis as well as on site application conditions of the black body cavity based continuous temperature measuring system for hot metal temperature measurement.
描述了黑体空腔式钢水连续测温系统的理论基础、结构原理、校验方法、测试结果分析和现场应用情况。
3.
Presents two factors of black body cavity′s accuracy according to Kirchhoff′s law,and gives a theoretical equation of these factors.
根据基尔霍夫理想黑体“腔体密闭性”和“腔体等温性”两项原则，提出由腔体密闭和等温程度所决定的黑体空腔精度两个分量的新概念，并给出这两个分量的理论公式。
3) cavity volume
空腔体积
1.
The cavity volumes and interaction volumes between solute and solvent were evaluate by modified scaled particle theory.
报道了α,ω—二元羧酸在不同浓度的N,N—二甲基甲酰胺水溶液中的密度数据和无限稀释表观摩尔体积,并利用了改进的定标粒子理论求解溶质的空腔体积Vc和溶质—溶剂相互作用体积VI,并对VI随碳原子数目和介质浓度的变化情况作了进一步的讨论。
4) blackbody cavity
黑体空腔
1.
This paper presents the application of a blackbody cavity-based continual temperature measurement system at the Steelworks to realize a continual temperature measurement of liquid steel in the tundish,and expounds its working principle.
介绍了炼钢厂利用黑体空腔式钢水测温系统实现了中间包钢水温度的实时连续检测,阐述了其工作原理。
2.
The important performance of it is the uniformity of the temperature distribution of the blackbody cavity and the maximum difference of temperatures from the base to 150 mm along the wall is only 2～4 ℃,The accuracy of the built blackbody cavity has been e.
报道用ＳｉＣ作为发热体的圆筒形黑体空腔黑体炉的研制及其黑体空腔精度的评价，其工作温度范围是７００～１４５０℃，在国内填补了１１５０～１４５０℃温域的空缺。
3.
Integrated emissivity of compound temperature sensor is not equal to unit, because of the non-isothermalness and non-airtightness of actual blackbody cavity.
复合测温传感器所形成的实际黑体空腔具有“不等温”和“非密闭”的特点 ,其积分发射率不能简单看作 1。
5) infilling cavity wall
空腔砌体
6) conductor cavity
导体空腔
1.
The results explain,even if the distribution of electric charge in the conductor cavity s surface is non-uniform,that the electric potential in the cavity is the same here and there,the whole conductor is equivalent-potential,and the electric-field intensity distribution is zero,which is no relation to the shapes of conductor cavities.
由静态场的泊松方程求出任意形状导体空腔内的电位和场强分布,说明即使导体空腔表面的电荷分布不均匀,但空腔内部的电位仍然处处相等,整个导体是等位体,场强分布为零,与导体空腔形状无关。
补充资料：空腔
分子式：
CAS号：
性质：(一)用于产生黑体辐射的实验室装置。通常作为与红外辐射光源进行比较的标准。由闭合金属管内部涂黑组成，在管的一端平板上开一个窄缝，当管子被加热时，由狭缝射出的辐射，从实际上和理论上均与预期的黑体辐射相同。(二)在掩模版安装保护膜工艺中，在被安装的保护膜框架面积内，光掩模板与光学透明薄膜之间的未填充空间。
CAS号：
性质：(一)用于产生黑体辐射的实验室装置。通常作为与红外辐射光源进行比较的标准。由闭合金属管内部涂黑组成，在管的一端平板上开一个窄缝，当管子被加热时，由狭缝射出的辐射，从实际上和理论上均与预期的黑体辐射相同。(二)在掩模版安装保护膜工艺中，在被安装的保护膜框架面积内，光掩模板与光学透明薄膜之间的未填充空间。
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参考词条