权威例句
FiredampfiredampFiredamp emission and methane content of coal measuresEffect of Firedamp-pond-liquid Applied to the Yield of Winter WheatEffects of Firedamp Liquid on Yield and Quality of Tomato,Radish,Celery and China BeanCOAL STRUCTURES IN OUTBURSTS OF COAL AND FIREDAMP CONDITIONSTOWARDS A METHOD OF PREDICTION OF FIREDAMP EMISSION FOR BRITISH COAL MINESIncreasing Suction Quantity of Firedamp by Long Hole Blasting in Crossing HoleFluxes of soil carbon dioxide, nitrous oxide and firedamp in broadleaved/Korean pine forestDiscussion on Construction of Follow-up Service Organization for Firedamp Utilization