英语词汇bell and howell perforation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	bell and howell perforation
释义	bell and howell perforation 简明释义贝尔浩型片孔网络释义 1 ?贝尔浩型片孔贝尔浩型片孔双语例句 1 Bell and Howell perforation: a film perforation shaped with flat top and bottom and curved sides. 贝尔浩型片(齿)孔：上下平行两边弯曲的胶片齿孔。
随便看	receiving ship receiving side receiving sieve cover receiving signal receiving signal conversion equipment receiving skid receiving slip receiving slit receiving small cryotool receiving spectrum receiving spool receiving state receiving station receiving station receiving station receiving stolen property receiving store receiving substation receiving surface receiving synchro receiving system receiving system figure of merit receiving systems receiving table receiving tambour

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。