Stock levels continue to rise with Chinese producers finding ways to export excess primary metal to neighbouring countries.

库存持续走高，因中国生产商可以通过一定的渠道将过量的原铝出口至邻近国家。

Ni-Met's strong foothold in primary metals is synergised by in-depth knowledge of recyclable metal scraps for production of secondary alloys, the prime mover of the auto industry.

耐迈特作为自动化工业的主要倡导者，通过将可回收废金属用于第二合金的生产而在原铝行业站稳了脚跟。

And nowhere is automation more visually obvious in contract metal fabrication than the primary cutting operation.

在限期交货的钣金生产中，初始切割环节的自动化效果看起来最明显。

Flaming cauldrons of molten metal have long been the primary venus for steel production.

熊熊燃烧的溶化金属的熔炉一直是出产钢产品的主要场所。

The metal diaphragms act as the seal at the top of the valve. The primary improvement in this generation of valves is the elimination of the spring used to open the valve.

金属横膈膜在阀门的顶部作为密封。这一代阀门的主要的改进是取消了用于开启阀门的弹簧。