物物交换

The test results show that free cyanide, metallic cyanide complexes such as zinc cyanide, copper cyanide, iron cyanide, gold and silver cyanide can be well adsorped by D296r and D261 macro porous strong basic anion exchange resin.

结果表明，大孔强碱性阴离子交换树脂D296_R和D261都能有效地吸附简单氰化物和金、银、铜、锌、铁的氰络合物，热力学实验表明吸附等温线符合Freundlich方程，吸附过程属于优惠吸附。

A barter economy.

进行易货贸易，作物物交换

A barter economy.

易货，易货贸易；作物物交换

Distribution and Variation of Ribonucleic Acid and Protein and Its Hydrolysis Products in Lake Sediments.

王雨春 万国江尹澄清黄荣贵：2002，红枫湖、百花湖沉积物全氮、可交换态氮和固定铵的赋存特征。

However, English gradually became dominant and the late fourteenth century saw a remarkable flowering of English literature, with great writers like Geoffrey Chaucer and William Langland.

绿衣骑士向他解释：落空的两斧是对他两次不受女主人诱惑并如实交换所得之物的回报，第三斧则是对高文隐瞒女主人送他腰带的惩罚。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。