“spring sag”的概念、定义、翻译、参考文献-科学参考

单词	spring sag
释义	spring sag 弹簧垂度弹簧弯度
随便看	open amputation open an account open and close movement open and close valve open-and-shut control open and shut controller open-angle glaucoma open annealing open antenna open arc open arc furnace open arch open arc lamp open arc welding open area ratio open a settlement account open-assembly time open auger open back bottom drive press open back inclinable mechanical press open-back inclinable press open-back power press open back press with fixed bed open back transfer press open back two point power press

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