apparatus for nitrogen examination氮: nitrogen测定: determine; determination; se ...仪: appearance; bearing氮测定: nitrogen assay; nitrogen determination氨氮测定法: ammonionitrometry; methods for ammonia nitrogen下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:氮测定仪，即可在微信中查询翻译
