英语翻译.metals with a high coefficient of thermal expansion e.g.aluminium and copper,expand and contract more for a given heat input than those with a low expansion coefficient,thus creating difficulties in counteracting distortion
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![英语翻译.metals with a high coefficient of thermal expansion e.g.aluminium and copper,expand and contract more for a given heat input than those with a low expansion coefficient,thus creating difficulties in counteracting distortion](/uploads/image/z/9564088-40-8.jpg?t=%E8%8B%B1%E8%AF%AD%E7%BF%BB%E8%AF%91.metals+with+a+high+coefficient+of+thermal+expansion+e.g.aluminium+and+copper%2Cexpand+and+contract+more+for+a+given+heat+input+than+those+with+a+low+expansion+coefficient%2Cthus+creating+difficulties+in+counteracting+distortion)
英语翻译.metals with a high coefficient of thermal expansion e.g.aluminium and copper,expand and contract more for a given heat input than those with a low expansion coefficient,thus creating difficulties in counteracting distortion
英语翻译
.metals with a high coefficient of thermal expansion e.g.aluminium and copper,expand and contract more for a given heat input than those with a low expansion coefficient,thus creating difficulties in counteracting distortion
英语翻译.metals with a high coefficient of thermal expansion e.g.aluminium and copper,expand and contract more for a given heat input than those with a low expansion coefficient,thus creating difficulties in counteracting distortion
像铝和铜膨胀系数高的金属,在相同的加热温度下,它们的膨胀和收缩程度要比膨胀系数低的金属大,因此,也更难控制它们的变形,