Contemporary photographs are juxtaposed with a sixteenth century, copper Portuguese mirror.

His hair has reverted back to its original copper hue.

他的头发又变回原来的淡红棕色。

As new mines come on stream, Chile's share of world copper output will increase sharply.

新矿投产后，智利在世界铜产量中所占的份额将大幅增加。

They proved up the copper deposit.

他们勘探了那个铜矿.

Copper conducts electricity well.

铜是电的良导体.

Iron casts better than copper.

铁比铜好铸.

At room temperature, the thermal conductivity of a diamond is about six times higher than that of a piece of copper.

在室温下, 钻石的热传导律比铜块高六倍左右.

Copper conducts electricity better than other materials.

铜导电比其它材料好.

Copper is a good medium for the conduction of heat and electricity.

铜是热和电的良导体.

The students are asked to prove the purity of copper.

要求学生们检验铜的纯度.

Copper is a good conductor of electricity.

铜是良导体.

Among the mineral deposits of the province , tin occupies first place ; copper comes second.

该省矿藏, 以锡最多, 铜次之.

Copper has less resistance to electricity than lead.

铜比铅的电阻要小.

Copper is a good conductor of heat.

铜是热的良导体.

The manufacture technology of sodium copper chlorophyllin was studied and the best production conditions were determined.

本文研究了用水葫芦叶中的叶绿素来制作叶绿素铜钠的生产工艺,并确定了工艺的最佳条件.

Objective : To investigate the pharmacodynamics of quickly release gastric drug Sodium Copper Chlorophyllin Tablets.

目的: 观察速释胃药叶绿酸铜钠片的药效学.

OBJECTIVE To prepare suppository sodium copper chlorophyllin and establish a method for its quality control.

目的制备复方叶绿素铜钠栓并建立其质量控制标准,满足临床需要.

GLUCOSE-FRUCTOSE SYRUP , WATER, SUGAR , ACETIC ACID , SALT , GELLING AGENT : PECTIN, DRIED MINT , COLOURS: COPPER CHLOROPHYLLIN, TUMERIC, CITRIC ACID, SPEARMINT OIL.

成分: 葡萄果糖浆、水、食糖 、 醋酸、食盐 、 胶凝剂 、 叶绿酸 、 柠檬酸、薄荷油等.

The overall yield of sodium copper chlorophyllin is 41.3 %.

全过程叶绿素铜钠盐的收率可达41.3%.

The technology of preparing sodium-copper chlorophyllin from carrot leaves was studied.

由胡萝卜樱叶提取叶绿素并经皂化、铜代及成盐反应制备叶绿素铜钠.

A large amount of wastewater is produced during mining and beneficiating operations at Dexing Copper Mine.

德兴铜矿在采矿和选矿的过程中产生大量的废水.