英语词汇“needle ironstone”的翻译、意思、用法、释义-英汉汉英词典

单词	needle ironstone
释义	needle ironstone针铁矿needle ironstone針鐵礦地質學名詞needle ironstone針鐵礦地球科學名詞needle ironstone針鐵礦礦物學名詞
随便看	operating detail， operation detail operating diagram operating directive operating discharge operating discipline operating diskette operating display operating distance operating draft operating duty operating duty cycle operating duty of circuit breaker operating duty test operating-duty test operating earning operating effectiveness operating efficiency operating electrician operating empty weight operating empty weight (oew) operating engine operating engineer operating envelope operating environment operating environmental temperature