结垢是最复杂的问题.The scaling problem is the most challenging.本发明公开了一种蒸发器 防 结垢 防 结晶的方法及其装置.The invention discloses an evaporator anti - scale and anti - crystallization method and device.通过提高水稳药剂的阻垢分散性能来降低水冷器的结垢速率.The fouling ra...
Acute appendicitis usually develops without relation to the ingestion of food.急性阑尾炎的发生通常与饮食无关.Septicemic listeriosis probably develops from ingestion or possibly inhalation of the bacteria.败血性李氏杆菌病可能是因食入或吸入病原菌引起的.The pro...