en
demand valve
An
English
term in
ConceptNet 5.8
Sources:
CC-CEDICT 2017-10
and
English Wiktionary
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Synonyms
zh
二級頭呼吸器
➜
zh
二级头呼吸器
➜
Word forms
en
demand valves
(
n
)
➜
Related terms
en
diving regulator
➜
Links to other resources
en.wiktionary.org
demand valve