- 重点词汇
- 相关例句
目的 以前所用作图外延拟合直线求液体粘滞系数方法误差较大,实验效率较低.
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Not having enough photographic density or contrast to make satisfactory prints.
明暗对比低的:摄影密度不足或无法获得满意的照片.
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An apparatus for measuring the optical density of a material, such as a photographic negative.
测量在非常小的密度内变化的一种特殊的显像密度计.
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同时测量了柔性石墨流场板的透气量 、 各种成分的含量、体电阻等基础数据.
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Limpid transparent Asian gram force lens. The light penetrability is better, is brighter.
清澈透明的亚克力镜片. 光的透光度更好, 更亮.
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Foam . A polymer that has been made porous ( or spongelike ) by the incorporation of gas bubbles.
通过加入气泡制成多孔的 ( 像海绵一样的 ) 高分子.
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That's a positive feeling . Now I added only to my thriftiness but also independence and endurance.
通过这事, 我不仅长了点经济头脑,也变得更加独立,更具忍耐力了.
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