bottom working time

基本解释

At that time, different sectors were working in an isolated, fragmented way according to a hierarchy that usually put health near the bottom.
当时，各部门根据一种通常将卫生保健置于底层的等级体系，单独无系统地开展工作。
The relations of the stirring time in molten bath of composite blown conveter to the bottom air supply intensity were studied under different working conditions of bottom blowing ejection gun.
针对实际生产过程中转炉底吹喷枪可能出现的异常堵塞情况，研究了底吹喷枪正常、部分堵塞或全部堵塞等不同工况下，复吹转炉熔池内的搅拌混匀时间与底吹供气强度的关系。
Ultimately, the bottom line is that when you're working for a life that you've designed, when you love what you're doing and when you know that you aren't just putting in the time, everything changes.
归根结底，最重要的是，当你工为你设计的生活工作时，当你喜欢你所做的，当你知道你不是仅仅在规定的时间里完成什么，一切都改变。

Bottom Line: the workforce of today is specialized and highly virtual: working part-time, mobile, from home, and often on a contract basis.
FORBES: Enter the Virtual Workforce. TaskRabbit and Gigwalk