介绍了应用日本岛津pda- 5017型光电直读光谱仪,采用脉冲分布测光法(PDA法),测定了中低合金钢的碳和硫。
Carbon and sulfur in low and middle alloy steel were determined with SHIMADZU PDA - 5017 direct reading spectrometer by using the PDA (Pulse height Distribution Analysis) method.
人体结构的复杂性,骨骼结构的不规则性决定了光测法仍将继续发挥其重要作用。
Since the complexity of body structure and irregularity of bone structure, thus the photoelasticity method is still playing its important role.
介绍了多波长消光法测尘的测量原理。分析了计算机辅助粉尘检测系统和工作原理。
A multi-wave-length extinction detection method for dust is put forward. Then the principle and a principal designing scheme are given.
本文介绍和评价了国内外现场用油液污染度测量的方法,并选定光测法进行研究。
This article introduces and evaluates the domestic and foreign on-site hydraulic fluid contamination measurement methods and optical measuring means selected to study.
本文基于光学三角法测量原理,设计了一种通过改变光平面与成像光轴夹角来实现对视场内被测零件表面扫描的视觉测头。
A novel noncontact scanner that scans the inspected part's surfaces by changing the Angle between laser plane and optical axis is designed based on optical triangulation.
文中简述了相干影象测粒法记录光路的特点和测量原理。
The principle of the method and features of its optical system were described.
测定碎屑矿物沉积后吸收的古剂量是第四纪沉积物热释光测年的关键。测定古剂量的方法有三种,即部分晒退法、残余热释光法和再生热释光法。
Determination of the paleodose absorbed by debris minerals in sediments after deposition is a key course for TL dating of the Quaternary sediments.
结果表明,用柔度法测定dcls试样的分层尺寸,不仅测量结果准确,而且简单易行,避免了光测法的诸多麻烦和精度低的缺点。
It is shown that the compliance method for determining the delamination size in DCLS specimens is not only convenient and practical but also accurate.
由于本方法在陶范取样过程中一般不会对青铜器本体造成伤害,使得这一热释光测年及真伪鉴别法具有更广阔的应用前景。
Since the sample collection does no harm to the bronze body, the TL dating technique can be more widely applied in the dating and authenticity tests.
研究了摆辗成形规律,采用电测法和光塑性法证实了所选用的摆辗工艺参数合理,为推广该工艺提供了技术准备。
The authors have studied many deformation regimes of rocking forming. Using resistance strain gages and photoplasticity methods, it is proved that the parameters selected for the rocking forging…
方法:在实验室搭建实验装置,分别利用矩形光栅法的实验装置和平板法视网膜MTF测量仪器,来测定正视眼组和屈光不正组的不同空间频率条纹分辨的阈值,算出并分析比较所测MTF值。
METHODS: Retina MTF of two groups of people with emmetropia and ametropia were measured by means of a grating and parallel plate respectively. Then the measured MTF were compared and analyzed.
作者还研究了摆辗成形规律,并采用电测法和光塑性法证实了所选用的摆辗工艺参数合理,为推广该工艺提供了技术准备。
The authors of the paper have also studied the deformation law of rocking forming and proved that rocking forging parameters selected are reasonable by using the electric resistance strain m...
作者还研究了摆辗成形规律,并采用电测法和光塑性法证实了所选用的摆辗工艺参数合理,为推广该工艺提供了技术准备。
The authors of the paper have also studied the deformation law of rocking forming and proved that rocking forging parameters selected are reasonable by using the electric resistance strain m...
应用推荐