研究试验
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The dynamic characteristics of the toe-in and camber of the rear wheel were measured on the vibration test table. The influences of different input manners were investigated such as the swept input and the stochastic input, the single input and the dual input. And an analysis was made of the testing results and the testing error.
设计制定了基于电-液伺服四通道车辆道路模拟试验台的后轮定位参数测量试验方案,在振动台架上测定该车后轮前束角和外倾角的动态变化特性,研究了扫频信号和随机信号加载和单双侧加载等不同的加载方式对测试结果的影响,并对试验结果进行了误差分析。
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This topic planned with the heat pump drytechnology to carry on the processing to the trepang, the designcompletes the heat pump to experiment the platform, and throughexperimental study determination trepang heat pump dry drycharacteristic and dry technical process.
本课题拟用热泵干燥技术对海参进行加工,设计完成了热泵试验平台,并通过试验研究确定海参热泵干燥的干燥特性和干燥工艺流程。
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The mechanical properties and the influence of water are study by means of large scale compression test and triaxial test.
通过巨粒土室内大型压缩试验与三轴剪切试验,研究了巨粒土的力学特性以及水的影响。
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In order to compare the tribological properties of two aluminum matrix composites reinforced by different content of B4C particles ,the pin samples were prepared with them and friction and wear tests of pin-on-steel disc were carried out on a multifunctional tribometer.
为了比较两种含量不同的碳化硼颗粒增强铝基复合材料的摩擦学性能,将其加工成销试样,在多功能摩擦磨损试验机上分别与钢盘试样进行对比摩擦磨损试验,重点研究了接触载荷和相对滑动速度对两种复合材料摩擦磨损性能的影响。
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Combining with pot experiment, indoor chemical analysis and statistic analysis, this research was conduced to study the effects of soil and fertilization on yield and quality of Trifolium pretense from the point of plant nutrition.
本试验以红三叶为材料,采用盆栽试验、室内化学分析和统计分析相结合的方法,从植物营养的角度研究了土壤和施肥对红三叶产量和品质(包括饲用品质、矿质品质、保健品质)的效应。
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The dynamic tensile tests are carried out on the pneumatic indirect bar-bar tensile impact tester. The influence of strain induced austenite transformation and deformation twins on the mechanical properties and fracture behaviors of the studied TWIP steels are investigated using LOM, XRD, SEM and TEM techniques.
动态拉伸试验在气动式间接杆杆型冲击拉伸试验机上进行,采用LOM、XRD、SEM和TEM等手段分析研究了奥氏体的形变诱发相变和形变孪晶对TWIP钢力学性能的影响,并分析了TWIP钢的断裂行为。
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Due to very Complex geological structure in metallic ore areas, seismic method in base-ore metal exploration is a complicated question and this paper discusses the experiment and application effects of detecting hidden ultrabasic body and ore control structure with seismic method in deep coverage area combined with the experiment of jinchang Copper-Nickel polymetallic Deposit in Gansu province.
这里结合在甘肃金昌铜镍多金属矿区的试验研究,讨论了地震方法技术在厚覆盖区探测隐伏超基性岩体和控矿构造的试验应用效果。
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The citric acid-producing strain Aspergillus niger 2363-2, was isolated and used in our research. The fermentation conditions were optimized as follows: sucrose as carbon source 8. 0-14. 0%, ammonium chloride as nitrogen source 3. 0-4. 0g/l, initial pH 2. 0, and cultural temperature 30℃. The influential factors of formation of spores were also studied, and a series of measures were taken to restrain the spore formation on the basis of our experimental results. With the consideration of the cultural environment and microbial cell itself, the factors affecting the duration of citric acid-producing activity of microbial cells were examined, and it is found that undissociated citric acid and the ageing of microbial cells are the main factors. The experimental results also show that partial replacement of fermentation broth can lengthen the duration of citric acid -producing acitivity of microbial cells.
筛选出了用于试验研究的柠檬酸发酵用菌Aspergillus niger 2363-2,确定了其最适发酵条件—碳源选用蔗糖,浓度8.0~14.0%,氮源为NH〓Cl,浓度3.0~4.0g/l,发酵初始pH值为2.0,培养温度30℃;讨论了分生孢子产生的影响因素,并通过试验提出了抑制分生孢子产生的措施;从分析微生物所处的环境和微生物本身两个方面出发,探讨了影响微生物菌体产酸活性持久性的因素,认为分子态柠檬酸和菌体本身的老化是影响微生物产酸活性持久性的两个主要因素,并提出采用部分置换发酵液发酵能延长微生物菌体的产酸活性。
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With the test model of underwater vehicle based on undulatory propulsion of long flexible fin as background, the paper mainly studied how to construct the test system which can satisfy the static and dynamic hydrodynamic force and moment measurement requirements of diversified test models of underwater vehicle fixed at arbitrary attitude.
以基于仿生柔性长鳍波动推进的水下机器人试验模型为背景,主要研究如何构建满足多种水下机器人试验模型在各种姿态下流体动力/力矩的静态与动态测量要求的测试系统。
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In addition, unroasted kaolinite reacted with NaOH solution in the course of digestion and indissolvable product 3Na〓O·3Al〓O〓·6SiO〓·4H〓O was formed. When roast temperature was not high enough, metakaolinite could also react with NaOH solution and the product was 3Na〓O·3Al〓O〓·6SiO〓·4H〓O or Na〓O·Al〓O〓· 1. 85SiO〓·5. 1H〓O .
同时,试验研究结果还表明,未经焙烧处理的高岭石在试验中溶出脱硅条件下与NaOH溶液反应生成不溶于水的3Na〓O·3Al〓O〓·6SiO〓·4H〓O,焙烧温度不够高时生成的偏高岭石也与NaOH溶液反应生成3Na〓O·3Al〓O〓·6SiO〓·4H〓O或Na〓O·Al〓O〓·1.85SiO〓·5.1H〓O。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。