你可以把鸡蛋放在一个深碗里,判断它是否新鲜。如果鸡蛋沉了,那就好了;如果它漂浮,那就糟了。这是因为随着年龄的增长,鸡蛋会通过蛋壳吸收空气。随着蛋壳内的薄膜收缩,空气填充了薄膜和蛋壳之间的口袋,从而使蛋壳漂浮。老鸡蛋也有非常流淌的蛋白和扁平的轭,当鸡蛋破裂时容易折断。
更令人难以置信的食用鸡蛋事实:
...lickr)提供。 问题 超级用户读者Joseph A.想知道web服务器如何判断您是否使用直接IP地址访问: Some web servers, when accessed using their IP address, return an error that direct IP address access is not allowed. I have been wondering for some time how this works. Does...
...whose switching frequency falls into the audible range. It is hard to tell whether it is serious or not, but I would definitely look into replacing the laptop if it is still under warranty as a big shift in DC-to-DC switching frequency can quite often have an impact on the voltages it generates. Eve...
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...he following pop-up bubble appears, saying as much: How does Windows know whether or not it has a successful internet connection? Presumably it is checking some online Microsoft service to see whether it has a successful connection, gets redirected to some other page, or doesn’t get any resp***e ...
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...nitely less than friendship." 琼·克劳福德 "Love is a fire. But whether it is going to warm your hearth or burn down your house, you can never tell." 埃里希·弗洛姆 "Immature love says ' I love you because I need you.' Mature love says 'I need you because I love you.'" ...
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