Two primary standard reference fuels, normal heptane and iso-octane arbitrarily assigned 0 and 100 octane number, respectively, are then blended to produce the same knock intensity as the test sample.
两种基准参考燃料正庚烷和异辛烷分别被定义成辛烷值为0和辛烷值为100，将它们混合产生与实验样本相等敲缸强度的爆震。
The standard sample photograph for features of mulberry doupion silk is an indispensable standard reference in the inspection of the doupion silk.
桑蚕双宫丝特征标准样品（样照）是双宫丝特征检验必备的标准参照物，在制作中有特殊的技术要求。
The certified value of the standard reference material developed is accurate and reliable, and is approved as the national matter standard sample.
所研制的标准物质定值准确可靠，已被定为国家实物标准样品。
The method of using the standard sample of low alloy steel instead of tin free steel reference sample by direct reading spectrometry was used to determine chromium coating weight.
本文提出了以低合金钢标准样品代替无锡薄钢板参比样品，利用直读光谱仪测定无锡薄钢板镀铬量的方法。
Your firm does not concurrently analyze the FTIR samples with a (b) (4) reference standard. Instead, you analyze the sample against a spectrum stored in the memory of the FTIR.
你公司利用其他的光谱信息来代替红外光谱而未按既定的标准进行红外光谱的一致性分析。
The method has been applied to the determination of rare and rare earth elements in standard reference shale sample (GBW 07107)and standard reference stream sediments(GBW 07305 and GBW 07310).
对页岩标准物质（GBW 07107）和水系沉积物地球化学成分分析标准物质（GBW 07305、GBW 07310）的分析，测定值与标准值相一致。
Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.
制作标准溶液作为参比，制备模拟试剂，实现用目视比色法测定样品中微量磷和氰化物含量。
Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.
制作标准溶液作为参比，制备模拟试剂，实现用目视比色法测定样品中微量磷和氰化物含量。
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