nitration grade造句
例句與造句
- Standard specification for nitration grade xylene
硝化級(jí)二甲苯標(biāo)準(zhǔn)規(guī)范 - Standard specification for nitration grade toluene
硝化級(jí)甲苯標(biāo)準(zhǔn)規(guī)范 - Benzene nitration grade
硝化用苯 - It's difficult to find nitration grade in a sentence. 用nitration grade造句挺難的