与...相比
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Compared with the graphite, the coefficients of friction of the RL-C/C are lower under the same load of about 0.080.12, and the increasing range of the volume losses are still lower than those of the graphite. Compared with the SL pyrocarbon material, the COF and the volume loss of the SL-C/C are about 0.020.05 and 0.2 mm3, lower than those under the same load. The COFs of most RL-C/C and SL-C/C specimens remain stable or decrease slightly with time, while those of the graphite and pyrocarbon specimens increase. The thickness of the integrated friction film of the RL-C/C decreases with load, but the wear surface of the SL-C/C is rough. Tough the wear surface of the graphite is integrated, the serious abrasive wear make the debris move easily and accumulate on the edge of the wear trace to form a restacked morphology. On the wear surface of the pyrocarbon material, some loosed debris, circular worn holes and flake worn out pyrocarbon has been found.
结果表明:PAN炭纤维改善C/C复合材料的摩擦磨损行为;在实验载荷范围内,与高强度石墨材料相比,含RL炭C/C复合材料的摩擦因数降低0.08~0.12;体积磨损量增幅降低;与热解炭试样相比,具有SL炭C/C复合材料的摩擦因数降低0.02~0.05,体积磨损量低0.2 mm3左右;随着时间的延长,大部分C/C复合材料的摩擦因数基本相对稳定或呈小幅下降,而石墨、热解炭块的摩擦因数均呈不同幅度的上升;具有RL炭的C/C复合材料摩擦表面膜厚度随载荷增加而降低,具有SL炭的C/C复合材料摩擦表面较粗糙;高强石墨能形成较完整致密的摩擦膜,但磨粒磨损严重,磨屑易在摩擦膜边缘形成层状堆积;热解炭块摩擦表面磨屑堆积松散,有较多的孔洞以及热解炭层整体剥落的形貌。
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Field experiment was carried out to study the effects of KEON and PEON (organic N extracted with phosphate buffer) from 4 kinds of organic wastes on the growth and N use efficiency of green soybean. The results show that the application of PM could apparently improve the shoot dry weight, seed protein content and the yield by 20.4%, 17.8% and 38.0%, respectively, compared with regular chemical fertilizer applied. The application of OMM could significantly improve the shoot dry weight, seed protein content and the yield by 33.2%, 16.2% and 32.5%, respectively, compared with regular chemical fertilizer applied.
通过田间试验研究4种有机废弃物中的KEON和PEON2种形态的有机氮对菜用毛豆生长及化肥氮利用率的影响结果表明:施用鸡粪和豆粕混合肥与单施化肥相比,地上部分干物质重分别提高20.4%和33.2%,籽粒中的蛋白质含量分别提高17.8%和16.2%,达到显著差异水平;与单施化肥相比,毛豆产量分别提高38.0%和32.5%。
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The study shows that the pressure transient curve of fractured wells in closed circular formation can be divided into six different flow regimes. In condition of the same fracture opening width and fracture length, compared to rectangular fracture, the pressure drop with tapered fracture is bigger, and the dimensionless pressure and pressure derivative curves are higher. In condition of the same fracture opening permeability, compared to linear declining and constant conductivity fractures, the pressure drop with exponential declining conductivity fracture is the biggest, and the dimensionless pressure and pressure derivative curves are the highest.
研究结果表明:圆形封闭地层压裂井的压力动态曲线可以划分为6个流动阶段;在相同裂缝开口宽度和相同裂缝长度的条件下,与矩形裂缝相比,楔形裂缝压力消耗大,表现为无因次压力及压力导数曲线越高;在相同裂缝开口渗透率的条件下,与导流能力呈线性降低的裂缝以及常导流能力裂缝相比,导流能力呈幂指数降低的裂缝压力消耗最大,表现为无因次压力及压力导数曲线最高。
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After taking experiments on PPC, it shows that the performance can be improved more than 50% for comparison of the supper sampling with satisfying image quality and the table size is only about 10% of the Walter Algorithm.
通过手持设备上的实验证明,与传统的过采样方式相比,在不影响图像质量的前提下,性能提高了50%,与Walter的编码滤波器相比,查找表的大小缩减到了原来的10%左右,从而证明了此方案的可行性和高效性。
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The caculation results of Pubugou high rockfill dam under the action of design earthquake travclling wave show: in few cases, the seismic response under travelling wave input is less than that under routine input; but in many cases, the former surpasses the latter, and the rate of increase of few components has doubled and redoubled; the strengthened areas of seismic response under the action of travclling wave are in the direction which travelling wave has gone; compared with acceleration and displacement, dynamic stress is even more sensitive to travelling wave input; compared with the direction along river, the effects of travelling wave in the direction cross river are even more intense.
结合瀑布沟高土石坝在设计地震行波输入下的研究表明,行波反应少数情况下弱于常规反应,而大多数情况下则有所增强,个别指标甚至有成倍的增加;行波反应强化区均出现在去波向;与加速度和位移相比,动应力反应对行波输入更为敏感;与坝体顺河向行波效应相比,横河向则更加强化。
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Compared with NDM or STZ group, DM adversely and significantly affected all parameters of sexual behavior (P.001, P.01 or P.05), mount, intromission and ejaculation latency significantly prolonged, mount or intromission of frequency and hit rate significantly decreased, the number of mount, intromission and ejaculation behaviors significantly decreased, but no significant difference between NDM and STZ groups.
三组雄性大鼠与发情雌鼠交配后,DM组与NDM组或STZ组相比,所有参数均明显改变(P.001,P.01,或P.05),即爬高、插入及射精潜伏期明显延长,爬高频率、插入频率及命中率明显降低,爬高、插入及射精活动鼠数明显减少,而后两组相比,上述参数均无显著性差异。
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However every kind of sugar isdifferent structure, for example four -OH of galactose is 1a2a3a4a, glucose is 1a2a3a4e;Xylose is a five-ring ketose and glucose is six-ring aldose.
葡萄糖与半乳糖相比其构象不同:半乳糖的四个—OH为1a2a3a4a,而葡萄糖是1a2a3a4e;同时与六元醛糖的葡萄糖相比,木糖是五元酮糖。
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Even the abolition of likin was reasonably thought to be the precondition of the going into effect of the Chinese National Tariff Law, we should not in any way regard it as a complete failure.
笔者认为,对中国代表的奋争及其结果"关税自主案"的评价,不应当以它与后来的国民政府"改订新约运动"的"成绩"相比少获得了什么,而要看它与前此各届政府为恢复关税自主权所做的努力及结果相比多获得了什么。
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The level of VEGF mRNA was elevated after 6h when 8Gy irradiation was processed and maintained to 72h. Sense and anti-sense expression vector were transfected into vascular endothelial cells and stable cell lines were established. Cell line transfected sense expression vector of VEGF_(165) gene showed reduced inhibition of prolifetation, MNF, MNCF and apoptosis compared to that of control vector, while opposite results were obtained in anti-sense transfected cell line.
转染正义表达载体的ECV-304稳定细胞系经过4Gy γ射线照射后,与转染空载体的细胞相比,细胞增殖抑制率减弱,MNF、MNCF以及凋亡减少;而转染反义表达载体的细胞系与转染空载体的细胞相比,细胞增殖抑制率增强,MNF、MNCF以及凋亡增加。
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Results The variation of the inˉtensity of magnetic field and the difference of the two poles have a statistical significance when the special meridian magnetic applicationon straight line and interval10mm compares to on other conditions above.
结果 当该磁疗贴直线排列,间隔10mm时,与单独磁疗贴的初始相比,磁场强度发生明显变化,且具有两极差异;敷贴于皮肤经络走行区,与体外及非经络走行区相比,磁场强度变化显著,尤其在手阴经的走行区域,具有显著的统计学意义。
- 推荐网络例句
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The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.
其基本内涵可概括为:以确有疗效的中药复方为研究对象,以现代科学技术和传统中医药理论为技术支持,以该复方所治病证的药效响应为评价标准,以优化重组疗效更优的新复方为研究目的。
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Ever since our world has been a world, native forests have been indiscriminately exploited by man.
自从我们的世界一直是世界原生森林被任意剥削人。
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I don't… don't know. He's unconscious.
我不……我不知道他休克了。