primary phase

For hydrogen energy, it is still in the primary phase at present.

至于利用氢能技术, 目前还处于探索阶段.

互联网摘选

The primary challenges facing enterprises of maturity phase are how to prolong stability phase development and to delay recession evolution.

成熟期企业面临的首要挑战是如何延长稳定期的发展，延缓向衰退期的演变。

互联网摘选

The primary productions in this paper are as follows: ( 1) Berry's phase is the integrable case of undynamic phase, and it has geometric property;

本文中作者的主要成果体现在下面两个方面：（1）分析了Berry几何相属于非动力学相的可积情况，且它具有几何属性；

互联网摘选

Both theoretical analysis and experimental results indicate that ( Ge) phase is the primary phase.

理论计算和实验结果均表明，（Ge）相领先形核。

互联网摘选

The TIP conversion rate was close to 100%. The suitable mole selectivity of the target product was 40% to 60%. The oil phase of the primary oxidation was extracted with toluene, and the extract concentration was controlled around 30%.

通过此步反应TIP的转化率接近100%，目标产物的总摩尔选择性控制在40%～60%为宜。初级氧化反应的油相用甲苯提取，提取液浓度控制在30%左右。

互联网摘选

In this study, hypoeutectic Al-Si alloys were solidified under various conditions to investigate the evolution of the morphology of primary phase by changing and controlling pouring temperature, cooling rate, and semi-solid isothermal holding time.

通过改变和控制浇注温度、冷却速度和半固态保温时间，研究了亚共晶Al Si合金在不同凝固条件下初生相形貌的演变。

互联网摘选

With the increase of Al content, the graphite content and eutectic graphite of solidifying structures deduce, graphite in primary phase has a tendency of spherical transformation.

随着Al含量的增加，凝固组织中的石墨含量有所降低，共晶石墨减少，初生相中石墨占多数并有球化的趋势；

互联网摘选

China's overseas investment is developing fast in recent years although it is in the primary phase.

中国企业海外投资处于起步阶段,但发展迅猛,许多企业已经或正准备加入海外投资的队列.

网络文摘精选

A novel process for the formation of primary silicon phase in hypoeutectic Al-Si alloys

亚共晶Al-Si合金中初生硅相的形成方法

互联网摘选

In this paper, firstly, based on the analysis of the models of the primary arc and the secondary arc under the temporary single-pole fault, the waveform of the voltage of faulty phase under the different type of fault is simulated by ATP-EMTP.

本文首先分析了单相瞬时性故障情况下的一次电弧和二次电弧模型，利用ATP-EMTP仿真软件仿真得到了不同故障性质情况下的故障相端电压波形；

互联网摘选

The study of exercise immunology is still at the primary phase, and any simple conclusion is unscientific.

运动免疫学的研究还处于初级阶段，任何简单的结论都是不科学的。

互联网摘选

Fishes were infected with V. anguillarum by injection of a sublethal dose and a cascade of induced response in primary phase of infection were examined.

通过腹腔注射半致死剂量的鳗弧菌，研究受感染的大菱鲆在感染初期所诱发的一系列应激反应。

互联网摘选

We found that the glaze belonged to opalescent glaze of splitting glass phase, and the primary opalescent phase was glass drops by XRD and SEM analysis.

借助于XRD分析和SEM分析，发现该系统乳浊釉为分相乳浊釉，主要乳浊相为分相液滴。

互联网摘选

During the solidification process of Al Fe alloy under centrifugal casting, the primary phase migrates along the radius because of the density difference between the primary phase and the liquid alloy. Therefore the distribution of the primary phase is in gradient along the radius of the casting.

离心铸造Al Fe合金凝固过程中的先析出相与合金液之间具有较大的密度差，在离心力场作用下，先析出相将沿径向由内向外迁移，致使初生相沿铸件径向呈梯度分布。

互联网摘选

The primary purpose of the future plan will be to amend the prediction models of the effective thermophysical properties, especially thermal conductivity and viscosity in liquid phase, of nano-enhanced phase change materials, and to verify the computational results obtained in the present work using experimental data.

未来研究的重点在于通过实验数据对纳米强化相变材料表观热物性（尤其是导热系数和粘度）的预测模型进行修正，并验证本文所得到的计算结果。

互联网摘选