“种差”造句

本实用新型涉及一种差动交流调速电动机装置.
The utility model relates to a differential alternating current adjustable - speed motor device.

显然该新型差动保护兼有两种差动保护优势.
It is evidently that novel scheme obtains both excellences of the above two differential ones.

他的工作是研究这两种植物之间的种差.
His job is to study the differences in breed between these two plants.

• #种差