valves for liquid ammonia cylinders液: liquid; fluid; juice氨: ammonia; hydrogen nitride瓶: bottle; vase; jar; flask阀: established house or power g ...氨瓶: ammonia cylinder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:液氨瓶阀，即可在微信中查询翻译
