五氯酚是结晶固体.Pentachlorophenol is a crystalline solid.五氯酚钠中毒致胸腔积液的报道非常罕见.The report on sodium pentachlorophenol poisoning and pleural effusion is rare.使用丁二酸作为目标化合物,在臭氧氧化氯酚的过程中, 利用离子色谱检测水样中丁二酸的浓度变化情况.Succinic acid was used as...
EPA also enforces noise standards for trucks and airplanes.环保局对卡车和飞机也规定了噪音标准.Airplanes kept on droning in the distance throughout the night.远处飞机声隆隆地彻夜响个不停.The Reds had captured a few Chiang's airplanes.红军缴获了少数几架蒋介石的...