The resultant polyacetylene was characterized by IR, electrical resistivity measurement and elemental analysis.
对所得聚乙炔进行了红外光谱、光声光谱、电阻率及元素分析等表征。
The measurement uncertainty of round aluminium rods for electrical purposes in resistivity was tested and evaluated by means of the test method of square sum root and the test method of pairing .
分别采用了方和根方法和配对试验法对电工圆铝杆电阻率测试的不确定度进行了试验评估和相互验证比较。
The true dc measurement of electrical field effect on the resistivity of orthorhombic tas3in the cdw state was performed for the first time with extremely short distances between the contacting leads.
本文首次用直流方法和非常靠近的测量电极研究了正交系tas_3的电场非线性效应。
应用推荐