In this paper the authors approach the application of drilling mud to face pre-injection, backwall infilling injcetion, roof fall space infilling injection and split zone infilling injcetion.
本文探讨了泥浆在工作面预注浆、壁后充填注浆、冒空区充填注浆和离层带充填注浆中的应用。
2
Those ES cells carrying the inactivated gene can then be isolated and introduced (by injection) into a pre-embryonic structure called the blastocyst.
那些携带灭活基因的胚胚胎干细胞经分离出来后注入称作胚泡的胚前组织中。
3
In mice that had been pre-engineered to develop breast cancer, an injection of the protein stopped the cancer from ever forming.