常見例句ANATOMY AND HISTOCHEMISTRY OF THE SEEDS OF ZINGIBER BOEHM. 姜屬植物種子的解剖學(xué)和組織化學(xué)研究VON BOEHM: When your mother died you were only thirteen. 當(dāng)你的母親過世時(shí),你才十三歲而已?VON BOEHM: Your mother was a Buddhist ,a practicing Buddhist. 你的母親是一位佛教徒,且從事佛教工作嗎?Barry Boehm introduced a Spiral methodology to address this problem. Barry Boehm引入了一個螺旋型方法來解決這個問題。The treated cordierite has been studied by BET surface area measurements,XRD,XRF analysis and Boehm titration. 利用BET、XRD、X射線熒光半定量分析(XRF)和Boehm滴定等測試手段對酸處理前后的堇青石進(jìn)行表征;并對催化劑的反應(yīng)性能進(jìn)行評價(jià).Boehm titration method,element analysis were used to characterize the surface properties. 以Boemh滴定法定量檢測活性炭表面酸性官能團(tuán)數(shù)量,結(jié)合元素分析結(jié)果定量表征活性炭的表面含氧官能團(tuán)變化; 返回 Boehm