abbr.高射投影仪(=Overhead Projector)
abbr.[军]顶置防护(=Over Head Protection)
Domes at the bottom left and right house the OHP telescopes. 天文台圆顶位于图像的左下角，正中央安装的就是OHP望远镜。
Show their homewok by OHP, have the student present at the front of the class. 1） 通过课文教学引导学生关注文化，关注社会，关注身边的时事和优秀人物。
Laminating film,laminator/laminating machine.binding covers,OHP film. 塑封膜、塑封机装订封面、激光打印胶片。
Occupational health psychology (OHP) is a new interdisciplinary field which comes from the research ,practice and profession of psychology. 摘要职业健康心理学是形成于心理学研究、实践及职业中的一个新的交叉学科。
OHP Film takes the high-strengh polyester film and processed with chemical treatment and so on. 采用高强度聚脂薄膜，经过精细加工，药液处理等科学方法加工而成。
