丁银：也指清朝及以前所谓的人头税。随着清朝的摊丁入亩政策出台，丁银也就取消了，使得无地的农民和其他劳动者摆脱了千百年来的丁役负担。
俄罗斯组合德米特里·萨乌丁/尤里·库纳科夫以421.98夺银，乌克兰组合伊利娅·克瓦沙/阿列克西·普雷格罗夫以415.05摘铜。
Russians Dmitry Sautin and Yuriy Kunakov took the silver with 421.98 points, and Ukrainians Illya Kvasha and Oleksiy Prygorov bagged the bronze with 415.05 points.
以硝酸银和丁二胺为基本原料，采用化学还原方法合成了银纳米粒子。
Sliver nanoparticles were synthesized by chemical reduction route applied silver nitrate and butanediamine as raw materials.
通过野外及镜下研究，初步查明了丁家林—太阳坪金矿区所含金矿物为自然金、银金矿及含银自然金。
By studies in field or under microscope, the gold minerals are found to be composed of gold, silver and silver bearing gold in the Dingjialin and Taiyangping gold fields.
应用推荐