另外,燃烧温度、空气流量、升温速率和试样量影响飞灰最大燃烧速率和燃尽时间。
The effect of combustion conditions on burning-out time and maximum burning rate is researched, too.
并对色谱柱、载气流速、柱温溶剂、进样量等色谱条件的选择,以及试样与溶剂的体积比的选择进行了实验。
The selection of chromatographic column, flow rate of carrier gas, column temperature, solvent, sample size and the column ratio of sample and solvent were experimented.
探讨了铝合金中含氢量的检测方法和理论基础,并着重叙述了减压凝固试样法的检测步骤。
The article explores the method of inspecting gas content in the aluminum alloy and elaborates the inspection procedure of the sample solidifying under reduced pressure.
用差示扫描量热计(DSC)及正电子湮没寿命谱(PALS)方法表征了两种不同物理老化条件试样的凝聚结构以及自由体积的差别。
The free volume and cohensional entanglement structure of samples preapared under two different thermal conditions were measured by positron annihilation life spectroscopy (PALS) and DSC.
本文用仪器ANTEK7000BNS测定了试样中的总硫量。
In this paper, the sulfur of sample has been determined by the instrument called ANTEK7000BNS.
前言:对软质聚氯乙烯( PVC)/ 丙烯腈-丁二烯-苯乙烯共聚物(ABS)合金的力学性能、加工性能进行了测试,并利用差示扫描量热仪和扫描电镜对试样断面结构以及两相的相容性进行了表征。
The mechanical property and processing property of soft PVC/ABS alloy were tested, the fracture surface structure of the sample and compatibility of the two phases were characterized.
在加筋土有荷载膨胀量试验中,取三种不同加筋率的试样进行试验求其膨胀率。
During the swelling capacity test of the reinforced soils under load, three different reinforcement ratio samples are tested in order to reduce their expansion of the soils.
本文采用热机械分析(TMA)和差示扫描量热分析(DSC)等实验手段,对不同成型工艺和预热处理条件下的PET试样进行了研究。
In the paper, the samples of polyethylene threphthalate (PET) under the different shaping techniques and heat treatment conditions have been studied by means of TMA and DSC methods.
骨水泥试样的磨损量在小牛血清介质中比在空气中大,并且随接触载荷增大而增大。
The wear volume of bone cement samples in the calf serum medium is larger than that in the air and increases with the contact load increase.
抗液化强度随固结压力、试样密度、初始剪应力的增加而增加,但初始剪应力的增加量是有一定限度的。
The strength resisting liquefaction increases along with the increase of consolidation pressure, sample density initial shear stress, but the increase of initial shear stress is limited.
本文通过对饱和尾矿砂在振动单剪仪上的排水试验,量测了试样在周期荷载下的体积变化。
This paper presents the drained test of saturated tailing sand in dynamic simple shear apparatus by measuring volume change of the sample under cyclic loading.
试样磨损量随着载荷的增加而增加,也随着曲线半径的减小而增加;
The wear volume increases accordantly with the vertical load increasing or the curve radius decreasing.
通过多个实验表明,试样的均衡性、读数误差控制范围的正确确定以及样本菌量的正确估计,都是影响实验室菌落计数精密度控制的因素。
The results show that homogeneity of samples, correct determine of control range of reading errors and correct estimation of bacterium account are elements that affect accuracy of aerobic plate count.
得到了相应条件下的锡离子残留量、吸附锡离子百分数、单位试样吸附锡的重量。
The remained concentration of Tin cations in water, the adsorption rate of Tin cations and the adsorbed amount by a unit of specimen weight are separately detected.
针对冶金石灰试样中硫含量波动大及燃烧的特征,改进了燃烧碘量法测定冶金石灰中的硫。
Pointing at fluctuant sulfur content and burning character of metallurgical quicklime sample, determining sulfur in metallurgical quicklime by combustion iodometry is improved.
对饮用水中化学耗氧量(COD)的通用测定方法进行了改进,采用一定功率的电炉直接加热试样,调节酸度后进行滴定,得到了和通用测定法相同的测定结果。
Sample is directly heated with an electrical stove and it is titrated after its acid content is adjusted, by which the result consisted with that of a common determining method is obtained.
用万能拉伸实验机和差示扫描量热仪(DSC)对物理老化和应变老化的ABS试样进行研究。
ABS samples of physical aging and strain aging were studied by universal tensile test machine and differential scanning calorimeter (DSC).
在围压变化的应力路径上对粗粒料进行大型三轴试验时,需要有效地消除橡皮膜嵌入量对试样体积变形量测的影响。
The influence of rubber membrane penetration on volume change in large-scale triaxial tests of granular materials along stress paths with variational confining pressure need to be eliminated.
方法要求测定原试样的特性粘数和尺寸排除色谱图,而检测器只对嵌段共聚物两个组份之中的一个有响应。首先用均聚物标样定出尺寸排除色谱柱的响应常数和分子量分离校准曲线。
The method requires intrinsic viscosity and size exclusion chromatographic data on the whole sample and that the detector be responsive only to one of the two monomer units of the block polymer.
试验结果表明,加入湿法白炭黑超细粉的试样拉伸强度比添加气相法白炭黑者提高了54%,扯断伸长率提高了64%,磨耗量降低了20%。
The results showed that the sample by adding the ultrafine powders of silica aerogel increased the tensile strength 54%, the elongation at break 64%, decreased the abrasion loss 20%.
研究以三乙醇胺为增感剂,原子吸收光谱法测定含铝、铁试样中钙量。
Using triethanolamine as sensibilized reagent, the calcium content in samples which contain aluminum and iron was determined by AAS method.
此外,随渗氮温度的增高,试样的增重率提高,含氧量显著增高。
Moreover, with the nitriding temperature rising, the sample pick-ups increases correspondingly, and so the oxygen content.
研究了分析谱线、背景校正点、高频功率、载气压力、试样提升量和辅助气体流量对分析结果的影响。
The effects of analytical spectral line, back ground correcting point, high frequence power, carrier gas pressure, flow rate of liquid sample and auxiliary gas on analytical results were investigated.
开发了用于全蒸发技术的测量软件,对影响测量结果的因素,诸如分析用样量、信号损失与试样残留等进行了研究。
Analysis software for total sample evaporation technique has been developed. The factors of interference measurement, such as sample size, signal intensity loss and sample residue, have been studied.
纳米铝酸锌的加入明显地改善了软PVC试样的热分解性能,样品的最终残炭量由11.22%提高到19.55%;
The thermal degradation performance of the above flexible PVC sample is improved obviously, The final amount of residual carbon increased from 11.22% to 19.55%;
渗氮时间愈长,试样的氮化量愈多。
The longer nitriding time, the more amount nitrogen pick-ups.
结果表明:在环-块滑动摩擦实验中,随时间延长,试样摩擦系数均趋向平稳,质量磨损量均增长。
The result shows that in the ring-block sliding wear test, with time prolonging, the friction coefficient of all samples becomes more and more stable, and the mass wear loss increases.
通过对棉花秸秆干燥特性的高温综合热分析,研究了不同初含湿量的棉秆试样在不同温度条件下的定温干燥特性。
The drying characteristics of cotton stalk under different beginning moisture contents were studied using high-temperature thermal synthetic analysis technique at different temperatures.
得到了相应条件下的镉离子残留量、吸附镉离子质量分数、单位试样吸附镉的质量。
The remaining quantity of Cadmium as in water, the adsorption rate of Cadmium and the Cadmium quantity adsorbed by a unit of specimen weight were recorded separately.
得到了相应条件下的镉离子残留量、吸附镉离子质量分数、单位试样吸附镉的质量。
The remaining quantity of Cadmium as in water, the adsorption rate of Cadmium and the Cadmium quantity adsorbed by a unit of specimen weight were recorded separately.
应用推荐