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...??????? 1 ??? ????????????????????????????????8500?????????????????????????????????????3.16 ????????1250 ??...
https://www.zhihu.com/question/35721619
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...?1??15 ? 19 ??????????????·????Berthold Schwarz????????????cf. Kelly, Jack (2005). Gunpowder: Alchemy, Bombards, and Pyrotechnics: The History of the Explosive that Changed the World. New York: Basic Books?? ?2???Jenseits von Gut und Böse????Die Deutschen haben das Pulver erfunden??????? ......
https://www.zhihu.com/question/54505722
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...??????gunpowder? ???gun??????????????????gun+powder???????????????????? ???? ??? 2...
https://www.zhihu.com/question/505299146
????????????????????????? fire?
...? Online Etymology Dictionary ?????fire??? The sense of "sack, dismiss" is first recorded 1885 in American English (earlier "throw (someone) out" of some place, 1871), probably from a play on the two meanings of discharge: "to dismiss from a position," and "to fire a gun," fire in the second sense being from "set fire to gunpowder," attested from 1520s. ??????? ......
https://www.zhihu.com/question/20757290
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...?????????????????gunpowder barrel??????????????????????????????????????????????????????????????Homem????????????????????????????...
https://www.zhihu.com/question/284809720
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...By contenting themselves with the fact that gunpowder will explode, and seeking no farther, they have fallen behind in the progress of the world; and we now regard this oldest and most numerous of nations as only barbarians. ??????????Rowland??????? ???????????????????...
https://www.zhihu.com/question/50800968
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...?gunpowder? ??????????????????????????? ???????compass?papermaking??printing?????compass??????????? compass???arstronomy????????? ?????navigation????????????????????...
https://www.zhihu.com/question/330012812
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...?????11?5????????????????????? ???????? Remember, remember! The fifth of November, The Gunpowder treason and plot; I know of no reason Why the Gunpowder treason Should ever be forgot! ????Guy Fawkes???????????????????????...
https://www.zhihu.com/question/35661224
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...For instance, power grades of black powder, unsuitable for use in firearms but adequate for blasting rock in quarrying operations, are called blasting powder rather than gunpowder with standard proportions of 70% nitrate, 14% charcoal, and 16% sulfur; blasting powder may be made with the cheaper sodium nitrate substituted for potassium nitrate ......
https://www.zhihu.com/question/534256992
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...The impetus is provided not by gunpowder but by either a spring or jet of compressed air. This makes the device work more like a catapult, where the cylinder propelling the human stops at the mouth of the cannon. [6] In a circus performance, gunpowder may be used to provide visual and auditory effects unrelated to the launching mechanism....
https://www.zhihu.com/question/33732126
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