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Engineering, 17.10.2021 06:10 divine134

một máy trục có đường kính d = 30mm trục máy làm từ vật liệu thép có ứng suất uốn cho phép là 240 Mpa bạn hãy kiểm tra liệu trục máy có chịu được tải hay không

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một máy trục có đường kính d = 30mm trục máy làm từ vật liệu thép có ứng suất uốn cho phép là 240 Mp...
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