Iron matrix composite reinforced by hybrid of in-situ WC particles and tungsten wires 原位合成WC颗粒与钨丝混杂增强铁基复合材料
The matrix capacity method used for the calculation of the electric field and the choice of the optimum voltages of the wires of the drift chamber used on the Beijing spectrometer ( BES) is described. 本文简述北京探测器主漂移室电场计算的矩阵电容法和丝电压的优选方案。