单词:kilogram gross weight
单词:kilogram gross weight 相关文章
For nearly 130 years, the worlds scientists have used a singular small, metal cylinder to define the exact weight of a kilogram. But that is about to change. The cylinder was made in 1889 of platinum and iridium metals. It is called the Grand K. The
[00:01.75]Unit 11 Story [00:05.96]Let's make a cake. [00:09.41]Read me the recipe,Mocky. [00:11.92]What do we need? [00:13.85]We need flour,eggs,milk,sugar and butter. [00:19.74]Tell me the first step. [00:23.04]Put three kilograms of flour into a bo
kill----------杀死 kilogram---公斤 kite---------风筝 kind--------种类
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DAVID GREENE, HOST: So every time you weigh something, whether it's coffee or bananas - I'm not sure what you're weighing - you might be doing it in pounds - well, whatever you're doing, you're unknowingly relying on a global system of measurement th