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Perfect grade and grayness engraving.是什么意思？

Perfect grade and grayness engraving.

完美的坡度雕刻、灰度图雕刻.

相关词汇
perfect grade and grayness engraving

perfect

adj. 完美的，正确的，优秀的，极好的；n. [语]完成时；
例句
No model can ever be a perfect analogue of nature itself.
任何模型都无法完全模拟自然本身。

grade

n. 等级，职别，成绩等级，年级；vt. 安排，依序排列，依等级排列，评估，评分；vi. 属于…等级，缓缓地变化或发展；
例句
South Point College does not grade the students' work.
南点学院不对学生的作业评分。

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

grayness

n. 灰色，阴暗；
例句
Perfect grade and grayness engraving.
完美的坡度雕刻、灰度图雕刻.

engraving

n. 版画，雕刻（作品），雕刻艺术，镌版术；v. 在（硬物）上雕刻（字，画等）( engrave的现在分词 )，将某事物深深印在（记忆或头脑中）；
例句
...a color engraving of oranges and lemons.
橙子和柠檬的彩色版画
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Why , you poor foolish , ignorant vagabond, you've been cheated, that's what!
你这个缺心眼的湖涂蛋, 你受骗了, 就是这么回事.
I notice that the advertisement leaves out the price of the product.
我注意到广告没有提到产品的价格。
Gather the skirt at the waist.
在裙子的腰部打褶。
When nitric acid is poured on copper, a brown vapor gives off.
将硝酸倒在铜上, 会散发出一种棕色的蒸气.
Alik's words filled her heart with pride.
亚利克的话让她心感自豪。
Quinolones is main drug to treat bacillary dysentery.
喹诺酮类抗生素是目前治疗菌痢的主要药物.
She writes for many papers, including the Sunday Times...
她给包括《星期日泰晤士报》在内的很多报纸撰稿。
He immigrated into the Greek.
他移居到希腊.
Subsequent events confirmed our doubts.
后来发生的事证实了我们的怀疑。
It embarrassed him that he had no idea of what was going on.
对所发生的事情一无所知，这让他很难堪。