我们认为的最佳的对比度是80%,这可以作为一般的经验值.We aim for 80 % contrast as a general rule of thumb.对比度定义为两个光密度之比.In this definition, the contrast is given by the ratio of two light densities.实验结果表明:该方法可以有效地实现对比度增强 、 噪声抑制和边缘保护.Experimental ...
这个命题经得起推敲吗？How well does this thesis stand up to close examination?两个队准备就所给定的命题展开辩论.The two teams prepared to debate the given proposition.这个命题经不起仔细推敲。This thesis does not stand up to close inspection....
The share price will be determined by bidding from institutional investors.股票价格将由机构投资商的出价决定。Cultivar development may come to rely more upon the non - institutional peach breeders.品种发展也许最终将更多地依靠非专业的桃育种工作者.Institutional ad...
We all know that fats spoil by becoming rancid.我们都知道油脂变质后会发臭。Food is made up of carbohydrates, proteins and fats.食物由碳水化合物、蛋白质和脂肪构成。Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水...
Bollinger "RD" is a rare, highly prized wine.博林格RD香槟是一种名贵的备受推崇的葡萄酒。Your deposit matures on April 3 rd.你的存款四月三日到期.Archimedes flourished in the 3 rd century B.C.阿基米德活跃于公元前三世纪;阿基米德是公元前三世纪的人....
他是个经验丰富的跳伞者，已经跳过150多次伞了。He was an experienced parachutist who had done over 150 jumps.里德不得不从严重受损的飞机上跳伞逃生。Reid was forced to bail out of the crippled aircraft.一位大胆鲁莽的跳伞者今天从伦敦塔桥的桥顶跳了下去。A daredevil parachutist jumped from t...