Photography: The various techniques which use light to procucer a latent or permanent image on a light sensitive material, including projection and contact exposure methods.
摄影术:用光在感光物料上造成潜影或永久影像的各种技巧。它包括投射和接触曝光方法。
vacuum contact printer
真空接触式曝光装置
Diffusion transfer: Paper negative exposed in the normal wayand develope incontact with positive material.
扩散转移:用一般曝光法把纸底片曝光，然后和 片材料接触显影。
Photomechanical transfer (PMT): Paper negative exposed in the normal way and developed in contact with positive material.
照相移印:用一般曝光法把纸底片曝光，然后和正片材料接触显影。
Contact print: A photographic print of a negative or positive made in contact with,and therefore the same size as , the original.
接触晒印:将阳图或阴图触及曝光所造成的相片。这个方式，只可作原大晒印。
uv proximity printer
紫外线接近式曝光装置
direct step on wafer
薄片上步进式直接曝光
Contact box/ cabinet/ frame: A device, having an in-built light source and a vacuum pump, used for duplication.
复片机:将菲林底片和感光材料如菲或相纸等接触，经过曝光而进行复制的一种设备。
Study on Dealing with Domestic Sewage of Small Town by Dorp-aeration Bio-contact;
跌水曝气接触氧化处理小城镇污水的研究
Influence of HRT on a Biological Contact Oxidation by Suspended Chain Aerator
HRT对悬挂链曝气式生物接触氧化工艺的影响
One by one the horses died of exposure.
由于阳光曝晒，马一匹接一匹地死去。
Exposure,radiographic exposure
曝光,射线照相曝光
The Theoretical Study of Tiling Precision of Large-size Holographic Exposure Grating
大口径光栅全息曝光拼接精度的理论研究
two people avoiding eye contact.
避免目光接触的两人.
Study on the Water Purification Process of Water-Dropping Aeration Biological Contact Oxidation and Ultrafiltration;
跌水曝气生物接触氧化—超滤组合工艺净水技术研究
The Combined Technique of Water-lifting Aeration and Onsite Bio-contact Oxidation Process for Source Water Quality Control;
扬水曝气+原位生物接触氧化组合技术改善水源水质的试验研究
The Experimental Research on the Bio-contact Oxidation Process Based on the Technique of Water-lifting Aerator Improve the Water Quality
基于扬水曝气技术的生物接触氧化原位水质改善技术实验研究
Lab scale study of intermittent aeration bio-contact oxidation in treatment of domestic sewage
间歇曝气生物接触氧化法处理生活污水小试研究