Most metal oxides widely used are semiconductors or insulators, and have good absorbing properties to laser.

常用金属氧化物大多为半导体或绝缘体，对激光有良好的吸收性能。

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Measures flow through most metal and plastic pipes including PVC, ductile iron, carbon steel and stainless steel.

流经措施大多数金属和塑料管包括PVC，球墨铸铁，碳素钢和不锈钢。

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Most metal and plastic parts are designed to be manufactured, which means they can be clunky and contain material surplus to the part's function but necessary for making it.

大多数金属和塑料是为了生产而设计的，这就意味着它们会很重，并且含有与生产有关，但与其功能无关的剩余物。

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No region has benefited more than Latin America, home to some of the most prodigious metal and mineral riches on the planet.

FORBES: Latin Mining Via Toronto

Sandwell was the area most affected by metal theft in the West Midlands in early 2011, and has seen recorded offences fall by 55.4% since spring last year, the force said.

BBC: Stolen plaque broken into pieces

The pilots on the front row flew heavy metal and most while being shot at.

FORBES: Two Books Millennials Aren't About to Read.