查询词典 unbiased sample

Methods This sample consists of 73 male Chinese han individuals whose ages have been known. Eight positions were selected from their radiograms which have been divided into three or six grade and then set up a mathematical model to deduce age by multiple linear regression analysis.

方法对73例已知年龄的中国汉族男性甲状软骨进行软X线摄片和X线摄片，从摄片上选择8个与年龄变化关系较为密切的观察部位，每个部位又划分成3至6个等级，然后采用多元线性回归方法，建立其推算年龄的数学模型。

To sample the radicles and cotyledons respectively while the radicles was 1 cm long, the total soluble protein, the malondialdehyde content, the activites of superoxide dismutase, the catalase and the peroxide enzyme were determined.

确定供试种子批种子活力正常后，在萌发种于胚根长到1 cm时，分胚根和子叶两个部位取样测定其可溶性蛋白质含量、丙二醛含量及超氧化物歧化酶、过氧化氢酶和过氧化物酶活性等生理指标。

Based on the above work, a model based on neural network toolbox of Matlab6.5 is designed. The model can help designers to easily select an appropriate pile for building and make the progress of selection sample and clear.

基于以上的研究，在Matlab6.5下构建了人工神经网络的桩基础选型模型，利用Matlab语言编制人机交互式界面，方便设计人员选择适当的桩基础形式，并使选型过程简单明了。

The effects of the content of acetic acid or water in mobile phase, temperature, sample loading and flow rate on the separation were systematically investigated. The fast enantioseparation of these two racemates on monolithic columns were successfully realized.

考察了流动相中添加不同浓度的醋酸和水、温度、进样量以及流速对分离的影响，在这两种整体柱上实现了对其消旋体的快速分离。

If sample price given, I would prefer that it be as close to, or not much higher than your quoited MOQ price.

如果报出样本价，我们更愿意样本价格接近或者不要太高出您的最小订货量的价格。

Quires says one of the most ambitious endeavors is a Mars Sample Return Mission, which would retrieve rocks and soil from the Martian surface in 3 stages.

指出其中主要的努力是MSR计划，这个项目将会从火星上拿回岩石及土壤。

Product series: Hydropower station/oil field series needle valve, changes the delivering necessary valve group, the ripple base pin valve, the oil field special-purpose needle valve, the oil field sample uses the needle valve, UN needle model valve and so on.

产品系列：电站仪表系列阀门，变送器配套阀组，波纹管针型阀，油田专用针型阀，油田取样用针型阀，美标针型号阀等。

Based on the grommet problem with the other pine cone lamps, we would probably want to see another one even if the original sample is located.

基于其他销芯灯上的索环问题，我们希望可以看一下其他的，尽管能找到原件。

Based on the grommet problem with the other pine cone lamps, we would probably want to see another one even if the original sample is located.

由于其他松塔灯的孔环问题，虽然原始样件已经送到，但我们还需要另一个样件。

Results:The sample solution had approximate two times inhibition to LAL and it could be eliminated by 1∶1 dilution.The results of test for endotoxins of thirty sets of samples were same as that of pyrogens test.

结果：样品原液对鲎试验具有近2倍的抑制作用，经1∶1稀释后可消除。30批样品的内毒素检查与热原检查结果相符。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。