官方网站:https://www.smithsonianchannel.com/shows/how-did-they-fix-that/uvcr9g/season-2 制片国家/地区:美国 语言:英语 首播:2023-07-30(美国) 季数:2 集数:8 单集片长:45分钟 又名:維修的奧祕2(港) 豆瓣评分 暂无评分 在看看过 评价: ...
Businesses that start mapping their customers’ journeys soon discover how it opens many doors for them even though they may have thought before that they know everything there is to know about them. Mapping helps align your offerings directly with the pain points of the customers in the long ...
The authorities began to waver. They allowed that if mustard gas was present in the harbor, “it could only have come from the German planes.” Alexander considered the ramifications of the charge that Hitler, in a desperate gamble, had risked a gas offensive. But coming as it did after a...
honored the pleas of Simon’s puzzle-loving aunt and printed a collection of crosswords, throwing in a free pencil to sweeten the deal. The first crossword puzzle book—an untested and decidedly nonliterary format—worried the firm so much that the firm’s name did not ...
Mycorrhizal strategies are very effective in enhancing plant acquisition of poorly-mobile nutrients, particularly phosphorus (P) from infertile soil. Howev
Drill two holes on opposite sides of the tub or tank for your inflow and outflow pipes. The holes should be toward the center of the tub to insure that the water will not flood out if the tank is turned off. The holes should be cut to size for your PVC piping. The inflow must be...
It's not clear why the first daredevils did what they did. With little publicity and no such thing as television or radio, daredevil pioneers risked their lives for small live audiences. Some might argue that they were simply adrenaline junkies, much like today's extreme sportsmen. Some of...