单词	oil tar
释义	oil tar [经] 焦油
随便看	relief valve augmented bypass system relief valve ball relief valve bollows leakage relief valve connection relief valve connector relief valve control relief valve discharge relief valve effluent relief valve force relief valve (hydraulic) relief valve inertial relief valve isolators relief-valve opening relief valve (pneumatic) relief valves relief valve setting relief valve solenoid relief valve spring relief valve unit relief valve with dashpot plunger relief vent relief vent shaft relief welding relief well relief work 八面受敌八面圆通八面威风八面张罗八面玲珑八面莹澈八面见光八面驶风八音迭奏八音遏密弱虫弱行弱視弱輩弱酸弱電弱震弱音弱音弱齢