Their occurrence, composition, enclaves, palimpsest structure and intrusive con-tact relationships prove that they are ancient granitic plutons which now occur in the form ofgneisss.
The boundary element method is used to analyze the influence of pin con - tact Angle and pin-hole radius on the potential function of compact tensile specimen under three current input types.
本文用边界元法对销钉接触角及销钉孔半径对三种电流输入方式下紧凑拉伸试样的电位函数影响进行了分析。
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It has been shown that the quality plates formed by tackless formation is strongly linked to the con- tact resistance between the plates and conducting bus bar.