单词	petroleum base
释义	petroleum base 石油碱
随便看	specially shaped electroplated diamond products specially-shaped scew specially slender grit specially structured families specially structured integer programming specially surfaced metal Specially there was no difficulty specially-trained Specially-trained dogs can smell out drugs specially urgent speciallzed experiment special machine special machine for cut-off aluminum special machines SPECIAL MACHINES AND TRANSFER LINES special machine tool special machining special machining apparatus Special Machining of Deep Eyelet special machining process special machining system Special Machining Technology special magnetron Special Maintenance Item Code Special Maintenance Project