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right-hand rule
auto. 右手定则 (right hand's law)
el.mach. 右手定则
space 右手规则
sport., med. 右手法则
right hand rule
bridg.constr. 右手规则
wind. 右手定则
right-hand rule
: 4 phrases in 3 subjects
Air defense1
Electric machinery2
Oil / petroleum1