advanced development〔名词〕进展性研制详细»
advanced development〔名词〕样品试制,样机试制详细»
advanced development〔名词〕样机研制,研制样机试验详细»
advanced development〔名词〕试制,试验研究详细»
advanced development〔名词〕试验研究详细»
advanced development〔名词〕样机研制,研制样机试验详细»
试制preproduction;trial manufacture;trialmanufacture详细»
试制trial manufacture;trial produce详细»
试制advanced development;pilot production;trial manufacture详细»
试制advanced development;preproduction详细»