In similar experiments, Olivera Petrovich of the University of Oxford asked pre-school children about the origins of natural things such as plants and animals.
牛津大学的OliveraPetrovich也做了一些类似的实验，对一些学前儿童问了自然事物诸如植物和动物的起源问题。
The reduction experiments have been done in reactor of fluidizing pre-reduction, using the orthogonal design means.
采用正交设计法进行了流化床还原试验。
The experiments show that the shape of focusing measure curve is obviously improved after pre-processing, the curve is smoother, local peak is eliminated and curve sensitivity is improved by 78%.
实验表明，经过预处理后明显改善了对焦评价函数曲线的形状：曲线更加平滑，局部峰值得以去除，同时曲线灵敏度提高78%。
Off-line experiments are run on pre-collected data sets of users choosing or rating items.
离线实验使用预先收集的用户选择或者项目评分数据集。
Based on the results of experiments, the serviceability of reinforced concrete beams strengthened by pre-tensioned carbon fiber composite plastic sheets was summarized.
在试验结果基础上，对预张拉碳纤维布加固混凝土梁的使用性能进行了总结。
Thetheoretical calculations and the experiments suggest that, double pre-ionization has an obvious advantage for increasing the initial electron density between the main electrodes.
理论计算与实验表明，双预电离在提高主电极间初始电子密度方面存在着明显的优越性。
The effect of rare earths on the chemical pre-plating process for electro-deposition of foamy copper was studied through experiments.
通过实验手段，研究了稀土对电沉积法制备泡沫铜化学预镀工艺的影响。
A new design method for large cross-section blade-like ultrasonic plastic welding horns with slots is pre-sented, and relative experiments have been done to validate this method.
提出了一种大尺寸长条形超声塑焊开槽焊头的设计方法，并对其进行了实验验证。
The plan derived from the experiments is suitable for the pre-treatment of the paper gray water.
本方案适用于造纸中段废水的预处理。
The silver-tungsten and silver-nickel graphite concocts with high properties pre-sintered tungsten skeleton have been made through a lot of experiments.
通过大量试验，制成了高性能预烧钨骨架银钨触头和银镍石墨触头。
The experiments show that CF4 treatment to silicon wafers can not only activate them but also polish their surfaces effectively, and it can improve the pre-bonding greatly.
实验表明，CF4对硅片的处理不仅可以激活表面，而且可以对硅片 表面进行有效的抛光，大大加强了预键合的效果。
In this paper, the problem of pre-trigger existing in dynamic spot welding self-adaptive control system is researched on the basis of experiments.
对动态电阻点焊自适应控制系统中存在的提前触发问题进行了实验研究。
Pre-splitting blasting experiments were carried out to obtain normal pre-splitting blasting parameters such as hole diameter, hole space, gun- powder charge line density, and uncoupling factor.
通过大量的预裂爆破试验，得出了适用于该边坡的炮孔直径、炮孔间距、线装药密度、不耦合系数等一系列常规预裂爆破参数。
Adjust algorithm and circuit via results of pool experiments and lake experiments. At last complete system design that reach pre-concerted objective.
根据水池试验及湖试结果，对算法及电路进行调整，最终完成系统设计并达到预定要求。
Some experiments have been made to study the influence of the pre-plated copper on binding performance and corrosion resistance of mechanical zinc-plated layers.
研究了预镀铜对机械镀锌层的结合性能和耐腐蚀性能的影响。
Some experiments have been made to study the influence of the pre-plated copper on binding performance and corrosion resistance of mechanical zinc-plated layers.
研究了预镀铜对机械镀锌层的结合性能和耐腐蚀性能的影响。
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