Fluid reservoirs (100) can be located either upstream or downstream of a filtering system to provide chilled filtered liquid.

流体贮存器(100)可以位于过滤系统的上游或下游，以提供过滤的冷却水。

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When a company acquires competitors or moves upstream or downstream, its aim is to capture a higher percentage of supply chain value.

当一家公司收购竞争对手或移动上游或下游，其目的是要捕捉一个更高百分比的供应链价值。

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Other firms are looking beyond directly blocking VEGF, and are using RNA interference to target other molecules in its signalling pathway, either upstream or downstream.

其它公司不仅仅在考虑直接阻断VEGF，而是尝试通过RNA干扰来瞄准其信号路径中的其它分子，上行或者下行均可。

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Targeting other parts of the same biological pathway, upstream or downstream of the receptor, could also suggest new treatment options.

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Some specialize in upstream (gathering and production) or downstream (refining and marketing) operations.

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