Kanji info: 含塵率 — 和英／英和辞典

含

contain, include, hold in the mouth, bear in mind, understand, cherish

On'yomi: ガン (gan)

Kun'yomi: ふく.む (fuku.mu)、ふく.める (fuku.meru)

Radical components: 一个口

Stroke order

塵

dust, trash, garbage

On'yomi: チン (chin)、ジン (jin)

Kun'yomi: ちり (chiri)、ごみ (gomi)

Radical components: 土广比鹿

Stroke order

率

ratio, rate, proportion, %, factor, lead, spearhead, command

On'yomi: ソツ (sotsu)、リツ (ritsu)、シュツ (shutsu)

Kun'yomi: ひき.いる (hiki.iru)

Radical components: 亠冫十幺玄

Stroke order