English translation for "principal group"

主群

Related Translations:

principal moment:  主惯矩主矩

principal port:  主港主要港口

principal wife:  正妻；正室

principal bond:  主键

principal arch:  主拱

principal to:  principal本人对本人

principal road:  知路主要路

principal edition:  正本, 主版本(对航空版等其他版别而言)

principal paper:  主要文件

loan principal:  贷款本金

Example Sentences:

1.

Indentation methods of hardness testing comprise two principal groups . 压痕法测定硬度包括两大类。

Similar Words：

"principal generating rule" English translation, "principal genus" English translation, "principal glacial age" English translation, "principal glide system" English translation, "principal government engineer" English translation, "principal guaranteed fund" English translation, "principal guest of the day" English translation, "principal h plane" English translation, "principal h-plane" English translation, "principal half-space" English translation