基本解釋[經濟學]真空冷凍干燥機[機械工程]真空冷凍干燥器英漢例句雙語例句The control principle of the vacuum freeze drier with a computer and PLC is introduced, and the composition of the hardware and software are presented.介紹了用計算機和可編程序控制器（PLC）對真空冷凍干燥機控制的原理，以及硬件和軟件的組成。vacuum freeze drier更多例句詞組短語短語vacuum m freeze drier 真空冷凍干燥機vacuum freeze drier更多詞組專業(yè)釋義經濟學真空冷凍干燥機機械工程真空冷凍干燥器