查询词典 f ratio

Objective To evaluate serum tPSA 、f/t ratio and PSAD in the differential diagnosis of BPH and Pca.

目的 比较血清总前列腺特异抗原、游离PSA与tPSA的比值、前列腺特异抗原密度鉴别前列腺增生和前列腺癌的价值。

The effects of hydrothermal temperature, solution pH and mole ratio of F to La on the size of LaF3 nanoparticles were discussed.

讨论了水热反应温度、溶液pH值和氟与稀土匀镧元素的摩尔比对LaF3纳米粒子粒径的影响。

Objective:Rheumatoid arthritis is one of the most common autoimmune diseases. It has a 3:1 F:M ratio, and is modulated by pregnancy and menstrual cycles.

目的： 类风湿关节炎是临床常见的自身免疫疾病之一，流行病学资料显示发病率男：女约为1：3，而女性绝经后发病率明显升高。

Objective To evaluate the clinical significane of F PSA/PSA ratio and the change rate of PSA concentration in the patients with PSA between 4 to 10 μg/L.

目的 评价游离前列腺抗原/前列腺抗原比值和PSA动态变化在前列腺癌诊断中的应用价值。

It also shows the F/A equivalent ratio and ignition advanced angle should be adjusted to optimum when test with EGR.

试验结果还表明，进行EGR时的燃空当量比和点火提前角等参数也需要进行相应的调整和优化。

Higher the grade is, more strength of sintering ore is and the proper ratio of F content is within 4%.

品位越高，则烧结矿转鼓强度越高。含氟量应控制在 0 4%为宜。

Fluorine and phosphorus were measured with electrochemical analysis and spectrophotometry;the ratio of F to P was calculated.

清除结石，用优级纯硝酸冷消化处理后，分别采用电化学分析法和分光光度法测定离体牙氟和磷的含量并计算氟磷含量比。

The simulation results show that the denoising effects of the three methods are all superior to that o f Fourier transform, and the influence of colored noise can be eliminated effectively by bispectrum methods. That is very i mportant for reconstructing LoranˉC signal under the condition of small signalˉtoˉnoise ratio, and also lays the fou ndation for digital LoranˉC signal processing.

仿真分析结果表明，三种方法的去噪效果都优于传统的傅氏变换法，且双谱估计能够有效地去除色噪声的影响，对于小信噪比条件下的罗兰C信号的提取和恢复具有重要意义，也为复杂环境下对罗兰C信号的数字处理奠定了良好的基础。

Analysis f K and Na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove SiO2, adjusting the ratio of K and Na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference.

摘要本方法用于测定霞石中的钾、钠，主要通过在溶样时加入氢氟酸除去二氧化矽，调整溶液中钾、钠的含量，消除互相之间的干扰，加入氯化铯消除电离因素的干扰，提高了分析结果的准确性和重现性，使测定结果更接近化学分析值。

Many factors affecting the radiochemical synthesis of 18 F SFMB including reaction solvents, temperature, the mole ratio of K/222 to K 2CO 3 and reaction time are studied.

探讨了反应溶剂、温度、K/ 2 2 2与K2 CO3 的摩尔比及反应时间等诸因素对18F SFMB放化合成的影响。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。