G: Denotes gauges cleaned for gaseous steam, oxygen, hydrogen, carbon dioxide, acetylene and ammonia service etc.
英
美
- 指示用于蒸汽、氧气、氢气、二氧化碳和乙炔、氨。
- 今日热词
-
- 深远海浮式风电平台 - deep-sea floating wind power platform
-
- 京雄高速公路 - Beijing-Xiongan expressway
-
- 农业及相关产业增加值 - the added value of agriculture and related industries