By investigating the process mineralogy, the occurrence states of copper in the ore were found out, thus the treatments of sulphidizing flotation and bacteria leaching of copper oxide ore were made.

工艺矿物学研究，查明了矿石中铜矿物的赋存状态，由此制定了氧化铜矿硫化浮选和细菌浸出两种处理工艺。

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Under the IHR (2005), States will be required to notify the WHO IHR Contact Point, at the headquarters or regional level of the occurrence of such an event within their territory.

根据《国际卫生条例(2005)》，要求缔约国向总部或区域办事处的世卫组织国际卫生条例联络点通报在其领土内发生的此类事件。

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First, the occurrence of all the system states is considered to have an equal possibility and for each component in the diagnosis system set a prior probability.

该模型首先假设系统的所有状态都是可能发生的，并对系统中的各个元件设定一个先验概率。

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Consultants are due to appointed this month to carry out a review of States financial processes to prevent a similar occurrence.

BBC: Second arrest in ?2.6m Guernsey States fraud case

The bugs swarmed as the sun went down, a very common occurrence that time of year in the forests of the northeastern United States.

BBC: Share this page

While what happened in Newtown is a horrific occurrence, it represents the exception, not the norm, with respect to gun violence in the United States.

CNN: Get serious about mental health care