km/h?m/s?????_????
...????????V=S/t? ??????m/s?km/h? ?? (velocity) ????????????????????? ????? ?????? ???????????????????? ???????????/???/?? ??/????...
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m/s????? - ????
...m/s?????1??????????????????? ??????m/s???????/?? ?????????????????...
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???????????M/S.????? - ????
...M/S is short for Messrs which is the plural for Mr in French. The term M/S is generally placed before the names of partnership firms to indicate that it is firm comprising several partners and is not a sole proprietorship. For instance, M/S Batliwala & Co (there are partners other than Batliwala in the firm of Baltiwala & Co)....
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????M+S???????_????
...????M+S???????????????????M?S?????????M???Mud-Terrain??????????????S???Snow????????????????????????????????????...
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?????????????_????
...????? ????? ????m/s? ????Km/h? ????? ????? 0 ?? 0~0.2 ??1 ?????? ???? 1 ?? 0.3~1.5 1~5 ???????????????? ?? 2 ?? 1.6~3.3 6~11 ???????????????????? ?? 3 ?? 3.4~5.4 12~19 ?????????????? ......
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??????????phd??????????? - ??
...???????graduate student??????????????????????????????????????? ??????????????????????????????????????? M.S., M.A., M. Eng ?? ???????????????????????????????? ......
https://www.zhihu.com/question/318991533
???????????
...???????????????????????https://pan.baidu.com/???????????????????????? ......
https://zhidao.baidu.com/question/404002438081952245.html
???????????
...????????????????????????https://pan.baidu.com/?????????????????????? ......
https://zhidao.baidu.com/question/2087424698294427628.html
1kN????kg - ????
...??1kN??1000????1??????kg * m/s^2??????????????g??9.8??????m/s^2??????1???????????9.8kN?...
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Dr?Mr?Miss?Mrs?Ms.???????_????
...1?Dr.??Doctor?????????? (???)???????????? Dr. Zhang? 2? Mr. ?Mister????????????????????????????????????????????Mr Green ? ??????Mr Smith. 3?Miss.??????????????????????????? ......
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