持续的磨损将引起轴承零件逐渐损坏,并最终导致轴承尺寸精度丧失及其它相关问题。
Continuing the gradual wear and tear will cause damage to the bearing parts, and eventually lead to loss of dimensional precision bearings and other related issues.
相关新闻报道援引多份医学研究,将久坐不动和日益增多的肥胖及其它健康问题联系在一起,包括体力活动减少在内的多种因素是造成这些问题的原因。
The stories cited medical studies that tied excessive sitting to increased obesity and other health problems because of factors including a drop in physical activity.
同时,还定义了与它相关的几个概念,讨论了标准FD集f成为最小覆盖的充要条件及其它问题。
Meanwhile, several relational concepts are defined, and the full and necessary condition under which the standard FDs set becomes a minimum cover, and other problems are discussed.
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