... thumb nut 蝶形螺帽 thumb rule 安培右手定则，经验法则 thumbwheel switch [拇指]旋转开关 ...
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Ampere's right-handed rule
ampere's right handed screw rule 安培右手螺旋定则 Ampere's right-handed rule 安培右手定则 Ampere's right-hander screw rule 安培右手定则 ..
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... amperes right-hand rule 安培右手定则 right hand rule 右手定则 right hand screw rule 右手螺旋定则 ...
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短语
安培右手螺旋定则
ampere's right handed screw rule
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