direct-positive photographic material 直接正摄材料
direct positive film 中文直接阳图片
direct positive process 中文直接阳图加工法
subtractive direct-positive process 减色法直接正像处理
direct positive emulsion [感光] 直接正像乳剂
direct positive material [感光] 直接正像材料
direct positive copying process 直接正像复印过程
The results show that interaction orientation has direct positive effect on new service development.
研究结果显示:互动导向对新服务开发具有正向影响;
It is in direct positive relation with total circulation . But we also see some problems, the gap with the developed countries can't get narrowed only by expanding the number of total books.
它同总流通呈现明显的正相关,但我们也看到一些问题,仅仅依靠扩大总藏书量无法缩小同发达国家图书馆的差距。
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