Also, this kind of qualitative detecting method for nitrate can be applied in the initial enrichment system of freshwater nitrite-oxidizing bacteria.
该方法亦适用于淡水亚硝酸氧化细菌初始富集培养过程中硝酸盐的定性检测。
The initial deal should trade suspension of enrichment for suspension of sanctions.
最初的协议应该以暂停浓缩活动换取暂停经济制裁。
The initial deal should trade suspension of enrichment for suspension of sanctions.
最初的协议应该以暂停浓缩活动换取暂停经济制裁。
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