常見例句The movable ball seal,having no centralized detrition,sturdiness and enduance.. 活動式的球型密封無集中磨損,堅固耐用。This area is vertically divided into detrition development zone, fractures, corroded pores and caverns development zone and tight zone. 縱向上可分為風化破碎發(fā)育帶,裂縫、溶孔、溶洞發(fā)育帶和致密帶。Although total also there will be the consumedly very small diaphragm, but I will remember as usual that forever can't the cordiality of the detrition. 雖然總也會有大大小小的隔膜,可是我依舊會記得那份永遠都無法磨滅的情意。beach pebbles worn smooth by detrition. 海岸上的砂礫被磨得非常光滑Keywords diamond;detrition;vibrational cutting ultrasonically; 金剛石;磨損;超聲振動切削;Keywords air oxygen detrition;air pollution;potassium dichromate; 空氣耗氧量;空氣污染;重鉻酸鉀; 返回 detrition