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化學需氧量

简 化学需氧量 · 繁 化學需氧量
Mandarin · pinyin huà xué xū yǎng liàng

Meanings

  1. (environmental science) chemical oxygen demand; COD
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Characters in this entry

化
huà · change, convert, reform; -ize
學
xué · learning, knowledge; school
需
xū · need, require, must; hexagram ䷄
氧
yǎng · oxygen (element 8, O)
量
liàng · measure, quantity, capacity
学
xué · learning, knowledge; school
Written characters and their own readings; the entry’s pronunciation is shown above.

Explore the spelling

Entries containing 化學需氧量 ↗Words written with 化 ↗Words written with 學 ↗Words written with 需 ↗Words written with 氧 ↗Words written with 量 ↗Words written with 学 ↗

Mandarin tones

4–2–1–3–4 · hua4 xue2 xu1 yang3 liang4

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Connected dictionary

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Compare dictionary sources 1 Cantonese reading

Rime Cantonese 粵拼

faa3 hok6 seoi1 joeng5 loeng6

Cantonese word readings for 化學需氧量. This lexicon supplies readings, not definitions.

CanCLID contributors · CC BY 4.0 · source & license · Data pack

faa3 hok6 seoi1 joeng5 loeng6

Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.

化學需氧量 · hua4 xue2 xu1 yang3 liang4
CC-CEDICT contributors and MDBG · edition 2026-10-13 · source line 16,174
Original dictionary · CC BY-SA 4.0 · Source & transformation details
Exact source record化學需氧量 化学需氧量 [hua4 xue2 xu1 yang3 liang4] /(environmental science) chemical oxygen demand; COD/