saltpetres source
硝石来源
saltpetres production
硝石生产
saltpetres deposits
硝石矿床
saltpetres usage
硝石用途
saltpetres analysis
硝石分析
saltpetres extraction
硝石提取
saltpetres trade
硝石贸易
saltpetres quality
硝石质量
saltpetres chemical
硝石化学
saltpetres market
硝石市场
saltpetres are often used in the production of gunpowder.
硝石通常用于火药的生产。
the chemical properties of saltpetres make them valuable in agriculture.
硝石的化学性质使其在农业中具有重要价值。
historically, saltpetres were essential for preserving food.
在历史上，硝石对于食品保存至关重要。
saltpetres can be found in various natural deposits.
硝石可以在多种自然沉积物中找到。
some fertilizers contain saltpetres as a key ingredient.
一些肥料将硝石作为主要成分。
in ancient times, saltpetres were traded as a precious commodity.
在古代，硝石被视为一种珍贵商品进行交易。
saltpetres are hygroscopic and can absorb moisture from the air.
硝石是吸湿性的，能够吸收空气中的水分。
during the war, saltpetres were crucial for military supplies.
在战争期间，硝石对军事供应至关重要。
saltpetres are often used in the manufacturing of fireworks.
硝石常用于烟花的制造。
the discovery of saltpetres changed the course of history.
硝石的发现改变了历史的进程。
saltpetres source
硝石来源
saltpetres production
硝石生产
saltpetres deposits
硝石矿床
saltpetres usage
硝石用途
saltpetres analysis
硝石分析
saltpetres extraction
硝石提取
saltpetres trade
硝石贸易
saltpetres quality
硝石质量
saltpetres chemical
硝石化学
saltpetres market
硝石市场
saltpetres are often used in the production of gunpowder.
硝石通常用于火药的生产。
the chemical properties of saltpetres make them valuable in agriculture.
硝石的化学性质使其在农业中具有重要价值。
historically, saltpetres were essential for preserving food.
在历史上，硝石对于食品保存至关重要。
saltpetres can be found in various natural deposits.
硝石可以在多种自然沉积物中找到。
some fertilizers contain saltpetres as a key ingredient.
一些肥料将硝石作为主要成分。
in ancient times, saltpetres were traded as a precious commodity.
在古代，硝石被视为一种珍贵商品进行交易。
saltpetres are hygroscopic and can absorb moisture from the air.
硝石是吸湿性的，能够吸收空气中的水分。
during the war, saltpetres were crucial for military supplies.
在战争期间，硝石对军事供应至关重要。
saltpetres are often used in the manufacturing of fireworks.
硝石常用于烟花的制造。
the discovery of saltpetres changed the course of history.
硝石的发现改变了历史的进程。
探索常用高频词汇