机译:综采工作面“ U + I”型通风系统采空区流场的实验研究
State Key Laboratory of Coal Resources and Safe Mining, China University of Mining&Technology, Xuzhou 221116, China;
State Key Laboratory of Coal Resources and Safe Mining, China University of Mining&Technology, Xuzhou 221116, China;
State Key Laboratory of Coal Resources and Safe Mining, China University of Mining&Technology, Xuzhou 221116, China;
State Key Laboratory of Coal Resources and Safe Mining, China University of Mining&Technology, Xuzhou 221116, China;
State Key Laboratory of Coal Resources and Safe Mining, China University of Mining&Technology, Xuzhou 221116, China;