他在气象领域也做了许多开拓性工作。
He also did pioneer work in the field of weather observation.
数学理论大部分是以史密斯和埃沃特及哈沃德的开拓性工作为基础的。
The mathematical theories have been based largely on pioneering work by Smith and Ewart and Haward.
在设计乘坐了一套行之有效的省力设备和故事背后开拓性工作的清污具体了。
The ride-in design is a proven labor saving device and tales the back-breaking work out of raking concrete.
应用推荐