This standard solution was accurately prepared in super-clean laboratory with pre-standardized phenol and sub-packed in 20 ml ampoules.

本标准溶液以苯酚在超净实验室中准确配制并分装于20 毫升安瓿中。

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This standard solution was accurately prepared in super-clean laboratory with pre-standardized sodium nitrite and sub-packed in 20 ml ampoules.

本标准溶液以亚硝酸钠在超净实验室中准确配制并分装于20毫升安瓿中。

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If you think about it, an image with curved corners can be made by taking some standard pre-made corners, and superimposing them over the original image.

如果您考虑一下，可以通过将一些标准预制的角叠加到原始图像上来制作出具有圆角的图像。

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Many financial planners estimate that you will need retirement income of about 75% to 100% of your pre-retirement income to maintain your pre-retirement standard of living .

FORBES: Weave Your Own Retirement Safety Net

Actually, the closest the world came to the restoration of the pre-1914 gold standard began with the Roosevelt move in 1934, resuming an international guarantee of the dollar at a fixed price in gold.

FORBES: Trashing The Gold Standard is Now The Stuff Of Amateurs

The efforts of these organizations and many other like-minded groups are part of a national movement that would make social and emotional learning a free-standing, required learning standard for grades pre-k through 12.

FORBES: Teaching Empathy: The Ancient Way Is Now Cutting-Edge