In areas where river deltas inject organic material and dissolved trace elements into the sea, for instance, it's not clear how all of the intricately related processes will affect water chemistry.

例如，在有些地区，河流三角洲将有机物质和溶解的微量元素注入海洋，目前还不清楚所有这些错综复杂的相关进程将如何影响水的化学性能。

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SEI provides a large body of background material, case studies, books, training, coaching, and consulting in support of these processes.

SEI提供了大量的背景材料、案例研究、书籍、培训、指导和咨询服务，以支持这些流程。

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Material can be the largest portion of a garment’s cost — up to about 60 percent — and larger sizes require not only more of it, but sometimes different production processes.

原料占据了外衣成本的主要部分-达到了大约60％，并且，大号服装不仅需要更多的原料，同时它们还需要不同的制作工艺。

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The hope is that pairing up researchers and businesses will hasten the development of material and component manufacturing processes for the carbon-based substance, and make it possible for graphene to find its way into products such as flexible electronics, batteries and faster processors.

ENGADGET: EU backs consortium in billion-euro program to hasten graphene development

These new techniques give scientists and engineers the tools to explore the role of colloidal and small particulate material in natural waters and in water treatment processes.

UNESCO: Water Portal | Water Events Worldwide

Like many chemical companies, Huntsman suffered from rapidly escalating petroleum costs, which is used as a raw material, to power its processes and transport its goods.

FORBES: Market Scan