挠率

Traditional form:

撓率

Pinyin (reading):

náolü

Definitions:

• the torsion (of a space curve)

Characters:

• 挠 - to yield; to scratch, to disturb
• 率 - to command, to lead; rate, ratio, proportion

Traditional characters:

• 撓 - to yield; to scratch, to disturb
• 率 - to command, to lead; rate, ratio, proportion