The microstructure evolution and partially remelting processing of two-phase-region casting AZ91D magnesium alloy ingots were investigated.

对在两相区铸造进行半固态制浆所得az91 D镁合金坯料的部分重熔工艺条件及组织演变进行了研究。

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The project is in the feasibility phase, while two other projects in the same region are at an earlier stage, the company said.

该公司表示，该项目正处于可行性阶段，而该地区的其他两个项目也处于初级阶段。

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The results show that both the inter-phase velocity slip and temperature slip always exist in the whole two-phase region, but are not obvious.

结果显示：气液两相间的速度滑移和温度滑移在整个两相区一直存在，但在绝大部分区域内，这种非平衡性并不显著；

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The WHO's "Phases of Pandemic Alert, " which has been in existence for five years, characterizes phase 5 as a human-to-human spread of the virus into at least two countries in one WHO region, signaling that a pandemic is imminent.

CNN: WHO raises pandemic alert to second-highest level