单词	bronchial spasm
释义	bronchial spasm 支气管痉挛
随便看	proportional amplifier proportional analogy proportional analysis proportional analysis approach proportional and derivative feedback proportional and differential action Proportional and integral adjustor proportional area proportional arm proportional arms proportional assist ventilation proportional bag sampling proportional balancing proportional band proportional band adjustment proportional band of a controller proportional band potentiometer proportional bandwidth proportional bandwidthallocation proportional bandwidth filter proportional band width filter proportional basicity proportional bone measurement proportional Bootstrap proportional boron counter