The thermal residual stress of low volume fraction Al2O3P/ 2024Al composites was found more even. With the volume increased, part of thermal residual stress in composites began to lap each other. 颗粒体积分数低的Al2O3P/2024Al复合材料的热残余应力场分布比较均匀,随着颗粒体积分数的增加,Al2O3P/2024Al复合材料的局部热残余应力场有相互叠加的现象。
Zinc existed mainly in the organic phase and residual fraction, which indicated that zinc was comparatively stable. 锌元素主要以有机结合态和残渣态存在,说明元素锌相对比较稳定;
The CGD patients had a significantly increased wall thickness of gallbladder with enlarged fasting volume, residual volume and decreased ejecting fraction as compared with control group. 胆石组胆囊空腹容积、餐后残余容积大于对照组,而排空率减小。
Mg and Mn were principally distributed in the acid soluble/ exchangeable fraction and Fe was mainly in the residual fraction. Fe主要分布在残渣态。
Determination of Distribution of Residual Oil Fraction by Chromatographic Simulated Distillation Method 色谱模拟蒸馏方法测试渣油的馏分分布
Experimental results show that CAI combustion is notably influenced by residual gas fraction and air-fuel ratio. 计算结果表明,空燃比对着火时刻的影响最为明显,尤其是在混合气过稀时。
Prediction of molar composition of crude oil residual fraction 原油残余馏分组分分布的预测
Results show composites exhibit some residual contraction after a thermal cycling, which has been proved to be a function of Al 2O 3 particle size and volume fraction. The coefficient of thermal expansion is only particle volume fraction dependent. 研究表明,热循环后复合材料存在残余负应变,残余应变的大小取决于Al2O3颗粒的大小及体积分数,而复合材料的热膨胀系数与颗粒大小无关,只与体积分数有关。
Cadmium, Co, Cr and Ni were mainly associated with residual fraction, while Cu, Pb, Zn and Mn were majorly extractable fractions. 居民区土壤中Cd、Co、Cr和Ni主要以稳定的残余态为主;而Cu、Pb、Zn和Mn则以可提取态为主。
A large proportion of heavy metals in the soil samples mainly existed in the form of residual fraction, combination of sulfides and organic substance, or the combination of Fe/ Mn oxide fractions, less in the exchangeable form and combination of carbonate. 各种重金属在土样中主要以残留态、硫化物和有机物结合态、或是Fe/Mn氧化物结合态存在,可交换态与碳酸盐结合态的含量极少。
Results showed that both the fiber axial stress and interfacial shear stress decrease with the fiber axial positions, and the residual thermal stress, high fiber volume fraction and short fiber slow the fiber pull-out. 结果表明,随纤维轴向位置的增加,纤维轴向应力和界面剪切应力均减小;法向残余热应力、高纤维体积分数和短纤维延缓纤维失效。
Results showed that Zn and Cd in soil were dominated by residual fraction, while the CaCl_2 extractable and DTPA extractable fraction are only accounted for 0.63%, 3.91% for Zn, and 10.94%, 10.13% for Cd, respectively. 结果显示,污染土壤中Zn、Cd主要以残渣态的形式存在,CaCl2提取态和DTPA提取态Zn、Cd平均仅占全量的0.63%、3.91%和10.94%、10.13%。
Relative residual strength of steel fiber reinforced concrete is 46% when fiber fraction of 60kg/ m3, which indicate that resistance of modified polypropylene fiber to chloride ion is better than that of steel fiber. 钢纤维掺量为60kg/m3时,相对剩余强度为46%,表明改性聚丙烯纤维的抗氯离子腐蚀性显著优于钢纤维。
Pb was dominated by exchangeable fraction, residual fraction and iron-manganese oxide. Pb主要分布在可交换态、残渣态中和铁锰氧化物结合态中。
The heavy metals in soils applied with sludge were mainly associated with the residual fraction. 四种金属在施污土壤中主要以残渣态存在。
After carbonation, the residual fraction and carbonate fraction of most of heavy metals increase, and the exchangeable fraction significantly decrease. 大多数重金属元素在碳酸化飞灰中的残渣态比例较原灰中略有提高,交换态比例明显降低,碳酸盐结合态比例明显提高。
Intra-operative radiation therapy ( IORT) is defined as both the tumor bed and residual tumor organization are irradiated by a large single fraction dose under direct vision in surgical resection. 术中放疗是指在手术切除肿瘤后直视下用射线对瘤床及可能残留的肿瘤组织进行单次大剂量放射治疗。
After external heavy metal entered soil, exchangeable Cd and Fe-Mn oxide-bound Pb became the majority. Each form concentration increased with the concentration of external heavy metal added, but residual fraction is the lowest with a decreasing trend. 2. 外源重金属进入土壤后,Cd主要以可交换态为主,而Pb主要以铁锰氧化物结合态为主,各形态质量分数随外源重金属浓度的增加而增加,残渣态百分含量逐渐降低。
Distribution of elements in the form of Cd was residual fractions and oxidizable fraction, ratio the two fraction reached 88.98%. Cd元素的形态分布以残渣态为主和可氧化态为主,二者比例达88.98%。
The residual matrix tensile stress increases while the fiber residual compressive stress decreases with the increase of fiber volume fraction. The changing level of stress is much bigger in matrix than in fiber. 随着纤维体积分数的增加,基体中的残余拉应力逐渐增加,纤维中的残余压应力逐渐下降,基体中应力变化程度小于纤维中应力变化程度。
Elevated Lp ( a) levels affect the residual stenosis, antegrade TIMI flow, the occluded rate of the infarct-related artery, resulting in a greater extent of abnormal wall motion and a lower ejection fraction. And ultimately left ventricular function was impaired. Lp(a)异常升高的患者,梗死相关血管的残余狭窄重、血流速度慢、血管闭塞比例高,导致节段性室壁运动异常加重,射血分数降低,左室收缩功能下降。
Because of the high residual gas fraction and low combustion temperature, SI engines always gain the dropped combustion and emissions performance at low speed and load conditions. 由于缸内残余废气较多且燃烧温度较低,因而发动机在低负荷时的燃烧与排放性能通常较差。
The contact of genesis in different soil layers is disrupted and even not existing. ( 4) The sequence of different forms of Pb in urban soil surface of Beibei was bount to residual carbonate fraction Fe-Mn oxide bound exchangeable fraction bound to organic matter. 北碚区城市土壤表层重金属Pb的不同形态的含量为残渣态碳酸盐结合态铁锰氧化物结合态可交换态有机结合态。