The Mekong giant catfish is the current record holder based on the catch of a 646-pound specimen in 2005.
湄公河巨鲶因一条于2005年捕获的重达646磅的标本而成为了目前的记录保持者。
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。
The selection for acceleration of voltage and beam current has been studied in case of observation of powder specimen by SEM.
研究了用扫描电镜观察粉末试样时加速电压和束流的选择。
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