direct-positive photographic material 直接正摄材料 ; 直接
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 silver film [感光] 直接正像银盐胶片
direct positive material [感光] 直接正像材料
These funds will have a direct positive impact on the local economy.
这些资金将有直接的积极影响地方经济。
Gold plays a very important rule in the pre-fogging process of the direct positive emulsion.
直接正性乳剂预灰化时,金有重要作用。
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;
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