扫描速率

The microstructures and phases of the alloys were analyzed by OM, SEM and XRD; the erosion resistance of the alloys prepared by different processing were measured under the conditions of simulated-brine and salt atmosphere, besides the various corrosive rates were calculated by the method of weight lost; the lows of corrosion were analyzed by the electrochemical polarization curve, and the corrosive current was measured through the method of Tafel linear extrapolation.

用光镜、扫描电镜、X射线衍射分析了合金的组织与相的组成，测试了模拟海水及盐雾条件下三种工艺制备的材料的耐腐蚀性能，并用失重法定量计算各自的腐蚀速率；利用电化学极化曲线法分析了三种工艺制备的材料腐蚀规律，用塔菲尔直线外推法测定腐蚀电流。

The experimental results indicate that when introducing XT-β nucleator into PP, the size of spherulite of the specimen obviously reduces and there appear typical characteristic diffraction peaks of β crystal form in the wide-angle X-ray diffraction pattern....

结果表明：在PP中引入XT-β晶型成核剂后，试样的球晶尺寸明显减小，广角X射线衍射谱图出现了典型的β晶型特征衍射峰；试样的结晶速率、结晶温度明显提高，差示扫描量热法谱图出现α晶型、β晶型2个熔融峰，β晶型含量达到总结晶量的50%～80%；XT-β晶型成核剂可使体系保持较好的力学性能，PP负荷下热变形温度提高15～40℃。

The catholic polarization curves of pyrolusite on graphite electrode in H2SO4 solution were determined by using potential-dynamic scanning under various conditions.

polarization curves ； cathode ；用动电位扫描法测绘了硫酸溶液中软锰矿在石墨电极上的还原极化曲线，考查了液固比、温度、搅拌速率等因素对阴极过程的影响。

In ns-2 simulation, we find that random scan can reduce both packet delay and packet loss rate and improve throughput.

最后，我们经由ns-2的模拟结果，证明了随机扫描是一个降低封包延迟、封包遗失率并改善传输速率的机制。

The results showed that the image data can be coded and transmitted quicker to acquire more information if using EBCOT algorithm, and the acoustic signals have better recognizability if scanning image data in terms of polar coordinates for mapping.

结果表明，采用EBCOT，图像编码速度快，能获得较多的信息量，提高传输速率；用极坐标方式扫描图像数据映射成的声音信号有较好的可辨别性。

Central South University, Changsha 410083, China）Abstract: The growth rate at different growth stages of tetrapod ZnO was determined by the "time mark" experiments and the morphologies formed under different conditions were examined by scanning electronic microscope.

摘 要：用"时间标尺"实验法测定了T-ZnO晶须在不同生长时期的生长速率，用扫描电镜观察分析了不同条件下晶须的生长形貌。

Results showed that the relative molar concentrations c(superscript *) of the main gaseous products (CO, CO2, NO and NO2) that were released by the thermolysis of DNTF were related to pressure and temperature.

试验是以1000 ℃s^(-1)的升温速率在800和1000 ℃的温度下进行，用快速扫描傅里叶变换红外光谱实时跟踪分析DNTF裂解的气相产物。

The effects of heating rates on phase transformation of CuAlBe shape memory alloy were investigated by differential scanning calorimetry.

通过差示扫描量热技术研究了加热速率对CuAlBe形状记忆合金的相变特征的影响。

The fractures on columned samples of N80 steel showed lots of homogeneous dimples in air and was characterized by tough fractures.

摘要分别在空气和地层水两种环境中进行了不同应变速率下N80钢的慢应变拉伸实验，并进行了断口电镜扫描分析。

The dose of contrast media should be extenuatory when new type spiral CT was operated, and the correlative parameters, such as flow rate, delay time etc. should be adjusted according to the objective condition.

结论使用新型螺旋CT进行增强扫描，可以减少对比剂的使用量，且注射速率、延迟时间等有关参数也应根据具体情况确定。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。