常見例句The movable ball seal,having no centralized detrition,sturdiness and enduance.. 活動(dòng)式的球型密封無集中磨損,堅(jiān)固耐用。This area is vertically divided into detrition development zone, fractures, corroded pores and caverns development zone and tight zone. 縱曏上可分爲(wèi)風(fēng)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. 雖然縂也會(huì)有大大小小的隔膜,可是我依舊會(huì)記得那份永遠(yuǎn)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(dòng)切削;Keywords air oxygen detrition;air pollution;potassium dichromate; 空氣耗氧量;空氣汙染;重鉻酸鉀; 返回 detrition