您要查找的是不是：
- 高温PG等级High temperature PG grade
- PG等级performance grade (PG)
- 等级grade
- 等级制度hierarchy
- (烷)烃的高温芳构化high temperature hydrocarbon aromatization
- 国家计算机等级考试the national computer rank exam
- 农田在高温下干裂。The fields dried and seamed in the heat.
- 等级观念sense of hierarchy
- 农田在高温下乾裂。The fields dried and seamed in the heat.
- 等级考试grade examination
- 由于高温她晕了过去。She passed out from the intense heat.
- 分等级graduation
- 铁在高温下熔化。Iron melts at a great heat.
- 电压等级voltage class
- 玻璃在高温下熔化。Glass melts at high temperature.
- 公共英语等级考试PETS
- 高温使陶土硬化。Great heat indurates clay.
- 社会等级class
- 高温结构陶瓷high temperature structural ceramics
- 持续高温天气a continuous hot weather
