In a supply chain, materials flow from upstream to downstream.

在供应链中，物料流从上游流到下游。

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This involves the control of materials flow though the systematic planning and control of all materials.

这里包括了通过系统来控制物料的流通和控制所有的材料。

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The main methods used to study materials flow including steel ball as tracers, metallographic and insert marker methods.

目前研究塑性材料流动的方法主要有钢球跟踪技术、微观图像法及标签法等。

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But she wants people to be more aware of where it comes from so everyone can be a little more conscious of all the materials that flow through our lives.

CNN: Environmentalist: It's becoming a plastic world

Former Greenpeace activist Annie Leonard, author of the book "The Story of Stuff, " and host of an online video, said 99 percent of all the materials that flow through the production process becomes trash within six months.

CNN: Environmentalist: It's becoming a plastic world

The wizardry in this engine is that Bentley managed to lighten up the Co2 emissions load by 15% in its engineering and physics (lighter materials and increased air flow).

FORBES: The Temptation of Driving the 2013 Bentley GT Speed