您要查找的是不是:
- graded neutral density filter 分级中性滤光片
- Linear gradient neutral density filter 线性变密度中性滤光片
- 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。
- variable neutral density filter 可变中性密度滤光器
- fixed neutral density filter 固定中密度滤光器
- neutral density filter 中性滤光片
- This enterprise production and management high middle-and-low grade neutral pen, Yuan ZhuBi, the advertising pen, gift pen. 本企业生产经营高中低档中性笔、圆珠笔、广告笔、礼品笔。
- 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。
- 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 has a rather neutral character. 他品性平平。
- 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。
- That country remained neutral in the war. 那个国家在那场战争中保持中立。
- Business is now on the up grade. 目前生意蒸蒸日上。
- Put the gear lever in the neutral position. 把变速杆推到空挡的位置。
- 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。
- He pushed the handle into neutral. 他将手柄扳到空挡。
- The water was of a pale, neutral color. 这水是一片淡灰色。
- He remained neutral during the debate. 他在辩论中保持中立。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries