外徑微分規 — wài jìng wēi fēn guī

1

wài⁴

out, outside, external; foreign; in addition / path, diameter; straight, direct / small, tiny, trifling; micro- / to divide, to allocate; fraction; small unit of time or other quantity / rules, regulations, customs, law

2

jìng⁴

out, outside, external; foreign; in addition / path, diameter; straight, direct / small, tiny, trifling; micro- / to divide, to allocate; fraction; small unit of time or other quantity / rules, regulations, customs, law

3

wēi¹

out, outside, external; foreign; in addition / path, diameter; straight, direct / small, tiny, trifling; micro- / to divide, to allocate; fraction; small unit of time or other quantity / rules, regulations, customs, law

4

fēn¹

out, outside, external; foreign; in addition / path, diameter; straight, direct / small, tiny, trifling; micro- / to divide, to allocate; fraction; small unit of time or other quantity / rules, regulations, customs, law

5

guī¹

out, outside, external; foreign; in addition / path, diameter; straight, direct / small, tiny, trifling; micro- / to divide, to allocate; fraction; small unit of time or other quantity / rules, regulations, customs, law

As word