heavy solvent naphtha是什么意思

用法例句

"Evaporation drying " and "reinfluxing and redissolving" ——a new hypothesis concerning formation of the Ordovician evaporites in eastern Ordos Basin;

“干化蒸发”与“回灌重溶”——对鄂尔多斯盆地东部奥陶系蒸发岩成因的新认识

3million kcal/hr heater uses heavy oil which is produced by C5 and hydrogen petroleum resin installation as its fuel.

300万大卡/小时热媒炉燃料系统原采用C5加氢石油树脂装置自产的重溶剂油作为燃料,燃烧器堵塞严重,安全性差。