Unravelling the interplay between hydrogen and grain boundary of α-Fe under different concentration and strain rate via neural network interatomic potential

· · 来源:dev资讯

我不由得想起春节期间看过的一则新闻,有畜牧兽医专业的大学生,寒假期间兼职上门遛狗喂猫,顺带陪玩、擦泪痕、梳毛,遇到爆单时,一天能接17-18单,时常是忙得早上六七点出门,晚上七八点才能结束,春节期间就能赚近万元。如今想来,这个钱也该他们赚——照料生命,从来都不是简单的生意。

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In 1992, in a small shop in British Columbia, a sign maker named Blair Gran stared at a wall full of half-finished jobs and felt something click. Sign-making was treated like a commodity — orders in, banners out — but as thousands of signs came through his shop, he couldn’t help but notice the difference between the good ones and the bad ones. He could see that every sign that left his shop was either helping a business get noticed, or letting it disappear in plain sight.