无卤无磷覆铜板将成为覆铜板绿色化的新阶段，文章介绍了斗山电子的无卤无磷覆铜板DS-7409HG系列型号的特点。
In the paper, the characteristic of halogen and phosphorus free DS-7409HG series from Doosan Cooperation, Electro-Materials BG was introduced.
事实证明，抓住特点，找出典型，力求归并，才能使舰船的EMC技术步入新阶段。
The facts proved that by centering on the main cause the marine EMC technology is sure to get new progress.
人类圈是地球演化进入新阶段的产物，它具有进行层次深、作用强度高、活动领域宽和通过信息实现调控的特点。
The anthroposphere is a product of the new evolutional stage of the Earth. It is characterized by deep level, high intensity, wide activity extent, and regulation performed with information feedback.
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