通过正交试验优选出一种常温磷化液的配方。
Formula of a fast phosphating process at room temperature was optimized by orthogonal test.
基于T225NG钛合金的单轴常温棘轮试验,本文研究了峰值棘轮应力对T225NG钛合金棘轮应变的影响。
The influence of peak ratchetting stress on ratchetting deformation of this alloy is investigated based on uniaxial ratchetting tests of T225NG titanium alloy at room temperature.
应用电化学方法及腐蚀试验研究了LY 12铝合金表面常温稀土化学转化膜。
The cerium conversion coatings on LY12 aluminum alloy surface under normal temperature was studied by electrochemical methods and corrosion experiments.
试验结果表明,超声处理虽然提高了水玻璃砂的常温强度,却也恶化了溃散性;
The experimental results indicate that ultrasonic processing can improve the normal temperature strength of sodium silicate sand, but deteriorate its collapsibility.
采用白噪声信号作为标准声源的输入信号,在常温无气流条件下对消声器实物模型进行了静态放声试验。
After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.
制得高强度耐火粘土砖的试验结果表明:浸渍处理后的试样,常温耐压强度均获得了不同程度的提高,体积密度增加,气孔率下降。
The result shows that the compressive strength at normal temperature of impregnated samples is raised in varying degree, their bulk density is increased and the porosity is decreased.
试验结果表明:在常温常压下,用硫酸浸出该氧化锌矿石锌的浸出率可达到78%。
It was found that 78% zinc extraction was obtained at room temperature and atmosphere pressure.
以常温空气为介质,通过改变扩压器附面层抽吸能力、混合室隔板长度、扩压器出口反压及主进气流量等条件进行试验。
The essential performance had been achieved by testing through changing boundary layer ejector pumping capacity, mixing chamber clapboard length, the counterpressure, main inlet mass flux and so on.
用多试样柔度法测出的常温JIC值与按标准试验测得的值吻合得很好。
The value of JIC measured by multiple-sample flexibility method is similar to that by standard test.
以常温贮藏条件下的18个春花生品种及其对应的秋花生品种为材料进行种子活力对比试验。
The seed vigor of 18 spring-planted peanuts varieties and their corresponding autumn-planted peanuts varieties stored in room temperature were investigated.
介绍了MTS810陶瓷试验系统的工作原理及其在陶瓷材料各种常温及高温动、静态力学性能测试中的应用。
The principle and features of MTS810 are introduced, and the applications of MTS810 for evaluating mechanical property of ceramics in normal and high temperature environment are discussed.
以自制的吸水抗菌纸作为保鲜材料,对苹果进行常温保鲜研究,并与其他保鲜方法进行了对比试验。
Self-made antimicrobial-bibulous paper was used as the material for room temperature preservation experiment and was compared with other techniques.
本文论述分析了波齿复合垫片的常温力学性能和密封性能试验研究。
The test results of mechanical and sealing performance at room temperature of flexible graphite gaskets reinforced by corrugated metal sheet are discussed and analyzed.
低温考察法试验结果预测,在常温下硼葡萄糖酸钙冲剂的贮存有效期可暂定为两年。
The test results of microtherm method predict that the tentative storage effective time of electuary of Boric acid glucal would be two years in the normal atmospheric temperature.
通过试验,研究了常温封孔氧化膜的陈化特性;
The ageing characteristics of sealed oxide film at normal temperature are studied.
通过管节点模型试样的低温和常温疲劳试验,得出了低温环境对试样疲劳s - N曲线的影响系数。
The fatigue performances of welded specimen of tubular joints are tested at low temperature and normal temperature.
通过腐蚀实验和水置换性试验,研究了常温脱水性防锈油的防锈性能和脱水性。
The antirust and dehydration properties of the normal temperature dehydrating antirust oil were investigated through experiments of corrosion and water displacement.
在大量试验的基础上,采取常温下预处理—粉磨工艺以改善粉煤灰的性能。
On the basis of a great many of tests, the properties of fly ash can be improved by the pretreatment such as grinding at normal temperature.
本文对波齿复合垫片的常温密封性能进行了试验分析研究。
The sealing performance at room temperature of flexible graphite gaskets reinforced by corrugated metal sheet are experimental investigated and analyzed.
通过常温湿度试验,研究了HTPB复合推进剂力学性能随试验时间的变化规律。
The change rule of mechanical property of HTPB composite propellant with test time was studied by humidity test.
通过渗氢试样的常温力学性能试验和双悬臂梁试样在高温高压高纯水中的腐蚀试验来研究t 225ng钛合金的氢脆行为。
Through the tests of mechanical properties of charging hydrogen and the corrosion tests in loop water of high temperature and high pressure, hydrogen brittleness of T225NG Ti-alloy was studied.
采用AF型气氛保鲜纸对苹果进行了常温保鲜的效果试验,并与其他方法进行了对比试验。
The preservation effect of fresh apple packed with AF type atmosphere wrapping paper at room temperature were studied.
笔者介绍了新型酯硬化水玻璃砂的性能特点,就酯硬化改性水玻璃砂常温强度和溃散性的影响因素与改进方法进行了试验研究和探讨。
The property characteristics of new generation of ester-hardened sodium silicate sand was introduced, and the factors influencing the atmospheric temperature strength and collapsibility of.
本文探讨了预应力钢材常温拉伸应力松弛试验中,初始试验力保持时间的意义与作用。
This paper describes the significance and role of the initial test load holding time in the tensile stress relaxation test at room temperature for the pre-stressed rolled steel.
在试验中,以颗粒污泥为接种污泥,以实际废水为基质培养,在常温条件下采用低负荷启动。
The trial was started at low concentration and room temperature using the granular sludge as seed and actual wastewater as inoculated substrate.
首先,对PVDF涂层建筑膜材进行拉伸试验,测定其在常温和低温环境下膜的拉伸力学性能参数。
Firstly, tensile experiment of PVDF-coated architecture membrane was conducted to obtain its tensile mechanical parameter under normal and low temperature environment.
试验结果表明,在配料中加入适量混合稀土氧化物对提高耐火制品的常温耐压强度和热震稳定性能是有益的。
The results show that a certain amount of the mixed rare earth oxide content in the batch can increase the cold compression strength and the thermal shock resistance of the bricks.
通过对两条注水管线、一条输送污水管线、部分旧输油管线和结垢注水油管的现场清洗试验,证明常温复合清洗液具有很好的清洗效果。
Through field cleaning test on 2 water flood pipelines, one sewage transportation pipeline, part old oil pipeline and a scale formed water injection pipeline etc, good result has been gained.
将国产80目常温粉碎硫化胶粉用于子午线轮胎胎面胶中进行了变量试验。
The application of 80 mesh RT ground crumb at variable loading to the radial tire tread was investigated.
试验结果表明:辅以超声波作用的电化学技术可以在常温下快速去除不锈钢表面的高温热处理致密氧化皮,恢复了不锈钢的金属色泽表面。
The results show that the electrochemical technology coupled with ultrasonic actions can remove oxide films rapidly at room temperature and renew the metallic luster of stainless steel.
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