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- It can be considered a multi stage carburizing. 这一过程可以看成是一个多段渗碳过程。
- The mathematic model of one dimensional multi stage carburation is obtained and it can describe every physical phenomenon in carburation. 该文建立了多段法渗碳的一维数学模型,用此数学模型能够清晰地描述渗碳过程中每一时段的物理行为。
- The mathematical model of multi stage carburizing is a linear partial differential equation, and superposability is an important property of the linear partial differential equation. 多段法渗碳的数学模型是线性偏微分方程。线性偏微分方程的一个重要性质是可迭加性。
- The construction of ash dam in Weishui Power Plant adopts the multi stage pulverized coal ash subdam technology. 微水电厂贮灰坝的施工采用了多级粉煤灰子坝技术。
- The better technological process now is the step control of carbon potential during carburizing.It can be considered a multi stage carburation. 目前最佳渗碳工艺方法是在整个渗碳过程中对碳势进行台阶式控制,这一过程可以看成是一个多段渗碳过程。
- A dynamic nonequilibrium stage model of multicomponent distillation processes is developed in this paper. 提出了-种通用的多元精馏过程非平衡级动态模型。
- Raw dextran was separated and purified by multi stage ultrafiltration according to the different ranges of molecular weight. 通过采用分级超滤的方法以不同的分子质量范围对右旋糖酐粗品进行分离纯化,并分析右旋糖酐在不同分子质量范围内的分布。
- A complete equilibrium stage model was developed for methyl tert-butyl ether (MTBE)synthesis by suspension catalytic distillation (SCD). 建立了悬浮催化蒸馏合成甲基叔丁基醚过程的平衡级模型。
- Some problems concerning the design theories and optimization of multi stage decompression and micropore jet composite (MDMJC) mufflers are systematically analyzed. 对多级降压小孔喷注复合型消声器设计理论与优化方法中存在的问题进行了分析，介绍了为改善这些问题所做的一些探索工作。
- All of these have a referenced meaning to understand the influence of vane diffuser and vaneless diffuser on the flowfield in the stage model. 这对于了解叶片扩压器和无叶扩压器对模型级内部流动特征的影响具有重要的参考价值。
- Establish the simulated calculation approach for simple sequential heat exchanger system and optimization for the multi stage sequential heat exchanger system. 建立简单序贯换热器系统的模拟计算方法，并优化设计多级序贯换热器系统。
- Abstract: A dynamic equilibrium stage model of the suspension catalytic distillation process for alkylation of benzene with C12 olefins is developed. 摘 要: 建立了苯与十二烯烷基化悬浮床催化精馏过程的动态平衡级模型，模型对过渡过程达到定态时的系统性能预测与定态实验数据和定态模拟结果吻合良好．利用模型模拟，就苯的进料位置、苯和混合烃进料流量的正向扰动对系统性能的影响进行了研究．结果表明：在给定条件下系统仅存在一个定态；
- Its products can be categorised in sturcture to single shaft and multi stage compressor, multi shaft and multi stage compressor, single stage compressor, fans, etc. 其产品按结构形式分为单轴多级式压缩机，多轴多极式压缩机，单级式压缩机，离心式风机等;
- The nonequilibrium stage model is used for the simulation of the synthesis of isopropylbenzene by catalytic distillation. 对催化精馏合成异丙苯体系建立非平衡级模型。
- The Houjiangqiao Pb Zn deposit features multi source, multi stage in mineralization, which is mainly related to Devonian strata and hydrothermal activity. 后江桥铅锌矿具有多源、多阶段成矿特点,成矿主要与泥盆纪地层及热液作用有关。
- The non-equilibrium stage model is used to simulate catalyticdistillation process for cumene synthesis using low concentration propylene and benzene. 对苯与低浓度丙烯合成异丙苯的催化精馏过程建立非平衡级模型。
- A simulation calculation was studied on an aromatics extraction column with so traysand 8 components using the nonequilibrium stage model. 以某芳烃联合装置中具有50块塔板、8个组分的大型抽出液塔为对象，采用非平衡级模型进行仿真计算。
- For the Centrifugal Compressor Stage model consisted of unshrouded impeller and vaneless diffuser, steady flows are numerically simulated at different expansion angles. 对于由无叶扩压器和半开式三元叶轮组成的级模型，分别计算了无叶扩压器取不同扩张角时级内的流场。
- There were two views on the relationship between these two processes: one was discrete stage model and the other was two-step interactive activation model. 对于这两个加工阶段的关系主要有两种观点：一种是独立两阶段模型，一种是交互激活理论。
- For heterogeneous, water injection sandstone reservoirs, separate injection at multi stages is one of the important methods of impr... 对储层非均质性严重的注水砂岩油藏,多级分注工艺是改善注水井吸水剖面,提高油藏注水开发效果的重要手段之一。
