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Mathematics, 24.07.2021 15:50 williejaroid123
Cần chịu tác dụng của hai tải trọng theo phương thẳng đứng. Bỏ qua kích thước
của các vòng đai D, B, độ dầy và trọng lượng của cần. Tính các thành phần của
phản lực liên kết tại chốt A và sức căng trong dây cáp CB để cần ở trạng thái
cân bằng.
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Answers: 2
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Cần chịu tác dụng của hai tải trọng theo phương thẳng đứng. Bỏ qua kích thước
của các vòng đai D, B...
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