“硝”造句

制革工人皮以制作皮鞋.
Tanners tan hides to make leather shoes.

含有与氮原子相连的基的物质称为胺.
Nitramines are substances which contain a nitro group bonded to nitrogen.

较好的配方是那些高基增塑的化棉粘合剂配方.
The preferred compositions are the highly nitroplasticized nitrocellulose binder compositions.

相关问题