常見例句Wingrave J A, et al. Shale一stabilizing drilling fluid additives, EP0,333,458A2,19890 鄙捷年等,鉆井液優(yōu)化設(shè)計(jì)與實(shí)用技術(shù),東營(yíng),石油大學(xué)出版社,19930Wingrave's mouth gag 溫格雷夫(氏)開口器 返回 Wingrave