Well, the most important thing is that our company demand the quality be exactly the same as the sample which you'll take from the office on the third floor.
最重要的就是我们公司要求品质要与三楼办公室的样品完全一样。
2
It is necessary to research into the burst failure and rock burst tendency of combined sample which is made up of roof, coal and floor.
In the study, two participants used sterile swabs to sample the front and back of their cell phones, the soles of their shoes and the floor beneath them, every waking hour over a two-day period.