单词	阻光率
释义	同不透明度--阻光率
随便看	double reflection tube double reflector double refracting spar doublerefracting spar double refraction double--refraction double refraction-- birefringence double refraction; birefringence double register double registration double regulation double relay mechanism double renal pelvis double renal pelvis; duplication of renal pelvis double resist process double-resist process double resonance double resonant oscillator double resonator double retort underfeedstoker double return valve double-return valve double-return wind tunnel double reversal double reversal design