aConsidering the blade surface is more complex,the rough processing for cutting extra allowance blank,the requirements of the quality of the surface is not high,the focus of the processing is efficiency,big feeding and big cutting depth as far as possible.So tool,geometry and impeller 就刀片...
relieve their financial needs. It is also found that a digital divide exists; some respondents suggested that they do not know about computers and do not use smart facilities in their homes. Keywords: ageing-in-place;facilities;downsizing;carers;gerontologic health;digital divide...