Handy light-weight wheel load scale. hand panel with digital display unit. wire strain gauge measuring method.
轻便的轮重仪。带数字显示装置的手动面板。丝式应变计测量方法。
The result shows that the plastic strain at the heel region induced by wire bonding process, molding process and the thermal stress and strain in solder reflow are the main causes of heel crack.
结果显示由于引线键合工艺、注塑工艺以及回流焊中封装体各部分不同的热膨胀系数引起的热应力和塑性变形是产生引脚跟断裂的主要因素。
The temperature field, stress field and strain field of 304 stainless steel wire and rod during 18 passes hot continuous rolling process were calculated.
对304不锈钢棒线材18道次热连轧过程的温度场、应力场及应变场进行了数值模拟。
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