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Mathematics, 14.06.2021 05:00 scottcourtney460

-47. Dùng phương pháp véctơ đề các, xác định mômen của ba lực đối với điểm chân cột A. Lấy F1 = {400i + 300j + 120k} N.

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-47. Dùng phương pháp véctơ đề các, xác định mômen của ba lực đối với điểm chân cột A. Lấy F1 = {400...
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