大一工程力学题目在下面图里

m为8

2024-12-18 05:42:50

推荐回答（4个）

回答1：

关键数据没有拍出来！

M=8N·m？不信！看看别的同学的书？

如果你算出FA、FBY为负值，说明我设的方向反了，说明一下就行了（如：负号表示FA、FBY实际方向与所设方向相反），在后续计算中，把负号带入计算。

回答2：

lukewarm water still can), if you have had sex with others, use the small wing of Su Fei, that range is all ready, did not use 7 degrees of space one unfavorable side. Cut ginger in half at night (about one-half thumb), remove the core of five red dates cut in half, cut the amount of two kinds of materials, boiling water into the hands feel

回答3：

Don't drink cold drink, don't eat ice cream, don't eat apple, watermelon, persimmon, lemon (squeeze a few drops inside lukewarm water still can), if you have had sex with others, use the small wing of Su Fei, that range is all ready, did not use 7 degrees of space one unfavorable side. Cut ginger in half at night (about one-half thumb), remove the core of five red dates cut in half, cut the amount of two kinds of materials, boiling water into the hands feel slightly hot water into ginger, water, pour brown sugar, slowly stirring. Reduce heat to low when slightly sweet. Add red dates and cook for 20 to 25 minutes. At night, in the morning, don't recook. After drinking it, you can apply it with a warm baby. It shouldn't be too long. You feel the temperature is too high and you should take it out immediately. Don't wear clothes with belly buttons, shoes with heels, or jeans. Well, that's all I know. That's all I know as a man, no doubt, because I took care of her for four years

回答4：

别喝冷饮，别吃雪糕，别吃苹果，西瓜，柿子，柠檬（挤几滴在温水里面还是可以的），如果你有和别人发生关系，用苏菲的小翅膀，那个的范围齐全，没有用七度空间一个不宜侧漏。晚上切生姜去皮切片（约大拇指二分之一），红枣五粒去内核对半切，两种料材切两顿的量，烧水手放入水中有感觉微烫放入姜片，水开后倒入红糖，缓慢搅拌，有微甜气味时火候调于小火，倒入红枣煮二十到二十五分钟。晚上早上各一顿，别重煮。喝完后可以用暖宝宝敷一下，不能太久，感觉温度过高要立马拿出。衣服别穿漏肚脐眼的，鞋子别穿高跟鞋，别穿牛仔裤。好了我知道的就这么多，我一个大老爷们就会这么多了，不用怀疑，因为我照顾了她四年

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