volume preparation

The volume of Internet searches for products related to pregnancy preparation saw a dramatic increase after China announced its plan last week to allow all couples to have two children.

自中国上周颁布允许夫妻有二孩的政策之后，与备孕相关产品的网络浏览量急剧增长。

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The effect of preparation parameters on the disribution of Ni species and the CO hydrogenation performance of the derived Ni/ Al2O3 catalysts was studied by activity measurement, surface area and pore volume measurement, XRD, and temperature programmed reduction ( TPR) methods.

用比表面和孔体积测定、XRD和程序升温还原（TPR）方法研究了一系列不同制备条件对Ni在Al2O3表面上的分配形态及其对CO加氢反应催化性能的影响。

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eparing soups ， the quantity of water used should total seven-tenths the volume of the bowl. Basically ， the correct ingredient proportions must be adhered to in the preparation of each dish or soup in order to ensure optimal nutritional value.

在做汤的时候，所用水的量应当占碗中总量的七成。基本上说，在烹饪每一道菜或汤的时候都必须遵循正确的配料比例，以便确保理想的营养价值。

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Monte Carlo Simulation Study on Volume Scattering LGP and Sample Preparation

体散射导光板的蒙特卡罗模拟研究和样品试制

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