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Terms containing 螺旋线 角 | all forms | in specified order only
SubjectChineseEnglish
avia.有效螺旋线角effective helix angle
mil., air.def.等角平面螺旋天线plane equiangular spiral antenna
tech.螺旋线升角angle of spiral
compr.螺旋线角helix angle
tech.螺旋角大的螺线quick spiral
tech.齿轮渐开线及螺旋角测量仪involute and helix measuring instrument