lead producing plant的意思|示意

The principle, process and conditions of producing lead series products from Pb - contained waste slag, which is from TV tube plant, are introduced.

介绍了利用显像管玻壳厂含铅废渣生产铅系产品的原理、操作工艺及条件。

Based on molecular biological techniques, plant genetic engineering and manipulation lead to a new and effective way for producing varieties resistant to diseases and insects.

建立在分子生物学技术基础上的植物基因工程操作，为抗病虫害作物品种的培育提供了一条崭新而有效的途径。