The results show that test piece's thickness influences the fatigue property of micro-arc oxidation test pieces with differ.
研究表明,试件厚度影响微弧氧化后不同膜厚的试件疲劳特性,试件厚度为2mm时,膜厚10~20μm微弧氧化对试件疲劳寿命有提高;试件厚度3mm时,膜厚10~25μm,微弧氧化使试件疲劳寿命略有降低;预腐蚀疲劳实验表明,微弧氧化试件腐蚀疲劳寿命比普通阳极化试件的腐蚀疲劳寿命高。
The test results show that the fatigue property curve and the cyclic stress-strain curve of LZ50 axletree steel perfectly conform to double logarithm linear relationship.
研究了LZ50车轴钢的循环相关特性,循环疲劳特性及循环应力-应变关系。
Using 810 Material Test System, the fatigue property of ceramic coatings on LY12-CZ aluminum matrix material surface was investigated.
微弧氧化是一种新兴的表面改性技术,利用810MaterialTestSystem疲劳试验机,对LY12-CZ铝合金微弧氧化后疲劳特性进行了研究。
Cyclic Fatigue Properties Comparison between ZA27 and ZCuSn10P1 Alloys;
ZA27和ZCuSn10P1循环应力下的疲劳特性比较
The fatigue properties of high performance cellulose fiber,steel fiber,and hybrid fibers reinforced concrete are studied in the round,the effects of curing ages on fatigue behavior of fiber reinforced fly ash concrete are analyzed.
系统研究了高性能纤维素纤维、钢纤维、纤维素纤维及钢纤维混杂纤维混凝土的弯曲疲劳特性,探讨了龄期对纤维素纤维增强粉煤灰混凝土疲劳性能的影响。
Because the hot and humid climate in the South China is more common, it is necessary to make a further discussion and research on the fatigue properties of asphalt pavemen in the condition of the hot and humid climate.
分析了高温潮湿条件下沥青混合料的疲劳特性。
The fatigue characteristics of casted engine cylinder by aluminum alloy has been analyzed by using staircase method.
采用大子样升降法,分析了整体铸造铝合金缸盖材料的疲劳特性,求出其在一定可靠度和一定置信度下的疲劳强度极限及其标准偏差。
Study on fatigue characteristics of steel fiber reinforced and polymer modified concrete;
钢纤维增强聚合物改性混凝土的疲劳特性
Treatment of wheezing in infants and children by inhaling berotec and trovent;
备劳特合并爱喘乐雾化吸入治疗婴幼儿喘息症
Objective:To investigate the therapeutic efficacy of atomizing inhalation of berotec and atrovent (AIBA)by oxygen in treatment of acute asthma of child.
目的 :观察氧雾化吸入备劳特和爱喘乐治疗儿童哮喘急性发作的疗效。
group A were treated with atrovent and berotec nebulized inhaled steroid and group B with overtaked sound nebulized inhaled steroid,respectively.
方法 :96例毛细支气管炎患儿按入院顺序的先后随机分成两组 ,治疗组 49例 ,选择爱喘乐 (溴化异丙托品 )加备劳特 (沙丁胺醇雾化液 )雾化吸入作为主要佐治措施 ,对照组 47例 ,选择常规超声雾化法为主要佐治措施 ,并将两组疗效进行比较。
Flexural fatigue behavior of self-compacting pavement concrete;
自密实道面混凝土弯曲疲劳特性
A system for measuring the fatigue behavior of the magneto optic recording thin films is introduced In this system, a series resonance method is proposed and a frequency of 1kHz and a magnetic peak field of 40kA/m can be achieved At the same time the intensity dividing readout method is adopted, it can eliminate the fluctuation of the readout laser powe
成功研制了磁光记录薄膜擦写疲劳特性测试系统。
Effect of plant growth regulators on berry characteristics of Himrod Seedless;
植物生长调节剂对希姆劳特葡萄果实性状的影响
Methods The scale was applied among the participants assigned to 4 groups,the differences in types,degrees and characteristics of fatigue of them were compared,and the reliability and constitutional validity of FSAS were as- sessed by internal consistency analysis,exploratory factor analysis and confirmatory factor analysis using the statisti- cal software of SPSS and LISREL.
96;反映疲劳特征部分的RMSEA=0。