pure toluene

• 纯甲苯

pure toluene的用法和样例：

例句

1. Thermometers are filled with fluids such as toluene or alcohol.
   温度计装有甲苯或酒精。
2. The diisocyanates used have included toluene diisocyarate.
   所用的二异氰酸酯包括甲苯二异氰酸酯。