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- Sensitivity guide: strip of film with graded density used to control exposure and develoment of film or plate. 感光导表:有着分级密度的菲林条子;用来控制菲林或印版的曝光或显影时间。
- Sensitivity guide A strip of film with graded density used to control exposure and develoment of film or plate. See Grey scale. Step wedge. 感光导表有着分级密度的菲林条子;用来控制菲林或印版的曝光或显影时间。参阅灰尺,梯尺。
- Linear gradient neutral density filter 线性变密度中性滤光片
- Combined with density filtering technique to improve the smoothness of density field, the mesh-dependence phenomenon is overcome. 采用密度过滤技术进一步提高密度场的连续性和光滑性,从而消除了网格依赖性现象。
- PREPARATION OF A KIND OF FLIER-PLATE MATERIAL WITH GRADED DENSITY 一种具有密度梯度的飞片材料的制备
- filter of graded density 分级比重过滤
- Unsafe filters include color film, some non-silver black and white film, medical x-ray films with images on them, smoked glass, photographic neutral density filters and polarizing filters. 任何彩色负片、不含银的黑白负片、被烟熏黑的或用墨汁涂黑玻璃片、太阳眼镜、拍摄用中性减光滤镜、偏振镜、磁盘、光盘等,都是不安全的,肉眼看不见的光线(比如红外线)可能大量穿透这些物品,长时间观看会对眼睛造成很大伤害,因此请不要使用这些替代品进行观日。专业的日食观测镜请到专业可信赖的机构购买。
- graded neutral density filter 分级中性滤光片
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- A student who gets 90% is graded A. 凡得90分的学生列为甲等。
- Business is now on the up grade. 目前生意蒸蒸日上。
- The term papers have been graded. 期末考卷已评完分数了。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- He received a failing grade on the term paper. 他的期末报告不及格。
- Red and yellow grade into orange. 红与黄混合成橘黄。
- The twins will enter the fourth grade this fall. 这对双胞胎今年秋季将升到四年级。
- Their marriage is on the down grade. 他们的婚姻关系每况愈下。