N If the machine were in good conditions, we would have used it in our last experiment.
n要是这台机器情况良好，我们上次就将它用于试验了。
Thermal model experiment of catalyst synthesis shows the shape of the N-catalyst can be controlled by using the above optimized agitation in a certain range of rotating speed.
催化剂合成热模实验表明，采用以上的搅拌形式，在一定的搅拌转速范围内，可以较好地控制催化剂的颗粒形态。
Seven methods for measuring P-S-N curves are presented and these methods are analyzed and compared using the experiment data of five materials.
本文介绍了七种测定p - S - N曲线的方法。并且用五种材料的实验数据对上述测定方法作了分析比较。
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