The overall yield of sodium copper chlorophyllin is 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.

In Chimashan Copper Mine, the orebody is mid-thick androck mass in the hanging-wall is moderately stable.

赤马山铜矿系中厚以上矿体,上盘中等稳固.采用浅眼留矿法开采时,贫化损失大,采矿强度低,难以适应当前生产要求.

Dexing Copper Mine adopts leaching-solvent extraction-electrolysis process to recover copper from copper ore.

江西铜业公司德兴铜矿采用堆浸 - 萃取 - 电积工艺从废矿石中回收铜资源.

The Tonglu Mountain Copper Mine used an elaborate system of timbering support the working areas.

铜绿山古矿井采用符合力学原理的木框架支护技术,框外用木棍、木板作护壁,组成完整安全的井筒.

Dexing Copper Mine is an especially large porphyry copper mine in the world.

德兴铜矿是世界级特大型斑岩铜矿.

The experiment results show that high-bench mining is successful at Anqing copper Mine.

试验结果表明,高阶段强化开采在安庆铜矿的试验研究获得圆满成功.

Dongguashan copper mine has such characteristics as high stress ( 30~38 MPa ) and rockburst possibility.

冬瓜山铜矿深井具有高应力 ( 30~38MPa)、存在岩爆倾向的特点.

This mountain road leads to the copper mine.

这条山路通向那个铜矿.

All you need is a magnet and some copper wire.

你只需要一根磁铁和一些铜线就可以了.

Experience in production sales field. Preferred to familiar with copper wire.

有面对生产企业销售原材料的实际经验或熟悉漆包线者优先.

And the pulses would travel over glass fibres, not copper wire.

并且脉冲能够通过玻璃纤维承载, 不是铜丝.

Bright tin electrodeposits on copper wire are susceptible to tarnishing.

铜线材经光亮镀锡后易产生腐蚀变色.

Thin fiber optic cable has replaced huge tonnages of copper wire.

细小的光纤电缆取代了巨大的、以吨论的铜线.

Copper wire allows a larger current than does iron wire.

铜线比铁线能容许更大的电流通过.

Conductor: fine strands of tinned copper wire, exellent corrosion resistance.

导体: 多股精绞镀锡铜丝, 抗腐蚀性强.

Progressive winding with silk copper wire or enameled copper wire.

采用丝包线或漆包线,平绕.

A human hair is stronger than copper wire of the same thickness.

一根头发比同等粗细的铜丝还要结实.

The imports of copper wire selection of quality plastic, quality and safety.

该电线选用进口铜材优质塑料, 质量安全.

The category and function of the copper wire drawing lubricant are presented.

本文介绍了铜拉丝润滑剂的种类、作用、对拉线的影响因素及质量要求.