短語詞組短語strain strength distribution 應變強度分佈strain stress distribution 應變分配strain rate distribution 應變率分佈strain loading distribution 應變載荷分佈strain field distribution 應變場分佈equal strain distribution principle 等應變分配原理elastic strain distribution 彈性應變分佈stress and strain distribution 應力應變分佈strain and stress distribution 應力應變分佈 返回 strain distribution