特殊用法injection-well plugging1.注入井堵塞oil-line plugging1.油管堵塞step plugging1.在雪坡上踢出立脚点plugging of catalyst system1.催化剂系统的堵塞plugging of cloth1.滤布孔的堵塞plugging up of absorber1.吸收塔的堵塞