His friend, who owned a factory that manufactured acetic acid and acetylene, introduced him to a dance band.
他的朋友，一个拥有生产醋酸和乙炔工厂的人，介绍他去了一家乐队。
2
The factors of formation of sediments in the carbonylation of acetylene to acrylic acid under high pressure have been investigated.
考察了乙炔高压羰化合成丙烯酸时沉积物的形成。
3
Acetylene has become increasingly prominent as a raw material for a whole series of organic compounds, among them acetaldehyde, acetic acid, and acetic anhydride.