The conductive body can keep elastic contact with the welding workpiece under action the elastic piece.

导电体在弹性件的作用下可与焊接工件保持弹性接触.

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The survival rate of PVEC was ( 71±22 ) % under action of 25 % AB, type NHS.

在25%的正常人AB型血清作用下,猪血管内皮细胞的存活率为(71±22 ) %.

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The shock characteristics of linear stacking packaging system were investigated under action of half - sine acceleration pulse.

研究多层堆码包装系统在半正弦脉冲激励下的冲击特性.

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