A computer program named MIXEX2 is developed based on the steady state approach model in order to simulate the performance of multi stages contactor.

建立了多级混合澄清槽稳态趋近数学模型，并在此基础上编写了计算机模拟程序MIXEX2。

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The deposit belongs to a poly genetic compound gold deposite resulting from multi mineralizations and its formation is associated with multi stages evolution of the crust in the area.

矿床形成与柴北缘区域地壳多阶段演化和多次成矿作用有关，属多因复成矿床。

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From the geochronologic studies of sandstone-type uranium deposits, it is discovered that the ore-forming processes of sandstone-type uranium deposits are characterized by "episodes" and multi-stages.

通过对中国北方主要产铀盆地砂岩型铀矿成矿年代学研究，发现砂岩型铀矿的成矿作用具有“幕式”及多阶段性特征。

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"HP is still in the early stages of a multi-year turnaround, and we're making decent progress despite the headwinds, " said Meg Whitman, HP president and chief executive officer.

ENGADGET: HP exceeds Q3 expectations: rakes $29.7 billion in revenue, still posts a loss

Structured in a rally format instead of the more tradition, non-stop Baja endurance competition, the NORRA Mexican 1000 offers Team SRI a unique opportunity to demonstrate the capabilities of the EV1 thanks its multi-day schedule and a series of off-road Special Stages linked via on-road transit sections.

ENGADGET: SRI EV1 brings all-electric racing to the Mexican 1000 rally (video)