QCVN 27:2010BTNMT NATIONAL TECHNICAL REGULATION
QCVN 27:2010BTNMT Quy chuẩn kỹ thuật quốc gia về độ rung
QCVN 27:2010BTNMT, written by the Compilation Board of the National Technical Regulation on noise and vibration, submitted by the Vietnam Environment Administration, the Department of Science and[r]