常見例句Keywords road cumulated dust;inorganic elememt;enrichment factor; 道路積塵;無機(jī)元素;富集因子;Keywords Cervical spine;Corpectomy;Endplate;Instrumentation;Titanium mesh cage;Subsidence;Biomechanics;Finite elememt analysis; 關(guān)鍵詞頸椎;椎體次全切除;終板;鈦網(wǎng);內(nèi)固定;下沉;生物力學(xué);有限元法;inorganic elememt 無機(jī)元素spectral elememt method 譜元素法 返回 elememt