drill l hose 钻探胶管

vinyl l hose 乙烯软管

all-wool l hose 全羊毛袜

oil l pump hose 油泵皮带管

oil l inlet hose 进油软管

oil l drain hose 排油软管

oil l rubber hose 油胶管

drill l water hose 凿岩机供水软管

oil l suction hose 吸油胶管

oil l delivery hose 输油胶管