永久拉伸 的英文怎麼說
中文拼音 [yǒngjiǔlāshēn]
永久拉伸
英文
permanent extension-
The ability of a material to become permanently deformed ? stretched, drawn, or hammered without failure while maintaining an appreciable load
變成永久性變形的能力-擴展,拉伸,或錘鍛后在可預估的持續負載下不出現故障的能力。Testing the permanent deformation of leather by traction at constant speed
皮革恆速拉伸永久變形的試驗
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