词汇	beta probe
释义	beta probe β射线探头
随便看	rotarydisplacement compressor rotary displacement compressor rotary-displacement compressor rotary displacement gas meter rotary displacement measurement rotary displacement meter rotary displacement pump rotary distributing valve rotary distribution rotary distributor rotary ditcher rotary diverter valve rotary divider Rotary dividing shear rotary dividing shears rotary doffer rotary door rotary double-end flanger rotary double inverted pendulum rotary drain cutter rotary draw bender rotary draw bending rotary-draw bending rotary draw bending process rotary drawing frame