基本解釋直流電源英漢例句雙語例句As the current main way of the international direct investment, cross-border merger and acquisition played an important role in the global economic restructuring.跨國并購作為當前對外直接投資的主要形式，在這次全球性的經(jīng)濟結(jié)構(gòu)調(diào)整中扮演了重要的角色。PPTA (polyphenylene terephthalamide) pulp was prepared by semi-continuous direct polycondensation using a co-current rotating and meshing twin screw extruder as main reactor.以同向嚙合旋轉(zhuǎn)的雙螺桿擠出機作為主反應器，采用半連續(xù)化直接縮聚法制備了PPTA漿粕。Coal mine hoisting control system is made up of multifunction digital depth system, master control system, all-digital system of direct current timing, main computer system and signal system.礦井提升機計算機控制系統(tǒng)主要由以下五部分組成：多功能數(shù)字深度指示系統(tǒng)、主控制系統(tǒng)、全數(shù)字直流調(diào)速系統(tǒng)、上位機管理系統(tǒng)和信號系統(tǒng)；direct-current main更多例句專業(yè)釋義地球科學直流電力網(wǎng)交通運輸工程直流電力網(wǎng)