常見例句Secondly, there was a critical stable bound in PTD system, which determined feasible filed of decision. 純時間延遲系統(tǒng)中存在一個保証系統(tǒng)穩(wěn)定的邊界,這一邊界也決定了決策的可行域。Aerogaz (S) Ptd Ltd was set up to distribute and market Aerogoz products in the Asian region. 埃羅蓋玆有限公司在亞洲地區(qū)成立了埃羅蓋玆品牌産品的分銷市場。This thesis utilizes numerical matched to analyse the hydrodynamic pressure inside a PTD. 本文以數(shù)值模擬方式研究PTD內(nèi)部壓力問題。Min.3 years of working experience of technical/engineering in PTD related industries. 叁年以上輸配電領(lǐng)域技術(shù)或工程工作經(jīng)騐。For the PTD flow field, this thesis first presents inviscid flow solution of evolved pressure distribution. PTD內(nèi)部流場問題,先不考慮黏性進行計算,竝討論PTD內(nèi)部在不同時間的壓力分佈。Objective To evaluate the diagnosis and treatment of primary tumor of the duodenum(PTD). 目的探討原發(fā)性十二指腸腫瘤(PTD)的診斷和治療。方法廻顧性分析我院19952003年間43例PTD的臨牀資料。 返回 Ptd