in pile test loop堆: pile up; heap up; stack内: inner; inside; within试验: experiment; test; trial回路: return circuit; return; loop ...堆内试验: in-pile test下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:堆内试验回路,即可在微信中查询翻译