mobility aid 中文意思是什麼
mobility aid
解釋
助動器-
With laplace transforms, the question can be solved in laplace domain. with the aid of impedance transmit functions, an analytical solution for the impedance function in laplace domain is yielded, so is the corresponding analytical solution for the impedance function in frequency domain, semi - analytical solution of velocity response in time - domain subjected to a semi - sine exciting force and mobility at the level of the pile head
利用拉普拉斯變換，將定解問題轉化到拉普拉斯域內求解，結合阻抗函數的傳遞性，得到了拉普拉斯域內的樁頂阻抗函數解析解，進而得到了頻域內的樁頂阻抗函數解析解、半正弦脈沖激振力作用下的速度時域響應半解析解和速度導納。 -
Regular stretching can help to improve mobility reduce tension and stiffness, can help to prevent and relieved lower back disorders and can aid muscles tone
定期做伸展動作有助改善活動性，減少肌肉繃緊僵硬，有助防止及減低腰背不適，以及能鍛?肌肉。
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