英语词汇instrument pen是什么意思，instrument pen的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	instrument pen
释义	instrument pen　仪表(记录)笔
随便看	reference back reference beam reference bias reference bit reference black level reference block reference book reference book reference book reference book reference boresight reference burst reference burst phase reference call reference capacitor reference capillary reference carrier reference carrier burst reference cavity reference cell reference cell cavity reference center reference centre distance reference checkpoint reference chromatogram

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