The population density of root-knot nematodes in soil is significantly correlated with the damage degree on the host. Therefore, accurately, reliably and rapidly identifying and counting RKN in soil is critically important for the effective control of disease.

Root-knot nematodes ( RKN, Meloidogyne sp.) are harmful to the agricultural production in the worldwide.

根结线虫（Meloidogyne sp.）严重危害世界农业生产。

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In conclusion, application of bio-organic fertilizers in field conditions could effectively control damages caused by RKN to muskmelon.

综上所述，施用生物有机肥能有效防治田间条件下根结线虫对甜瓜的危害。

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Application of bio-organic fertilizers effectively reduced the population of the second instar larvae of RKN in soil and egg mass of RKN in roots;

施用生物有机肥可显著减少土壤中根结线虫二龄幼虫的密度和根中卵块的数量；

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With the popularization of greenhouses cultivation, the RKN disease happens more extensively and severely than ever before.

随着温室大棚的推广，根结线虫病发生比以往更加广泛和严重。

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The results show that there is a minimum distance from the cleavage to the precrack tip within which there are only micro-cavities instead of micro-cracks due to lower triaxiality of stress, and that the characteristic distance in RKR model does not exist.

结果表明，解理点距裂尖存在一个最小距离，在此距离内三轴应力度过低，仅能形成微孔而不能形成解理微裂纹，RKR模型中表述的特征距离并不存在。

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Dynamic stress intensity factor impulse response curves are obtained. The dynamic initial fracture time, tf, can be received by RKR local stress fracture criterion. The material dynamic fracture toughness is successfully obtained from numerical simulation.

起裂时问通过RKR局部应力断裂准则获得，结合计算得到的动态应力强度因子冲击响应曲线，最终得到材料动态断裂韧性，并验证了其有效性。

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The EGM potential can give reliable potential data at the molecular asymptote and the dissociation region where the RKR results may not be available. There were no effective prevention and treatment methods at present.

而且在分子渐近区和分子离解区域，ECM方法还能得到RKR可能缺乏的可靠物理数据。

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Making use of J-A_2 three-term solution characterizing the crack-tip stress field of elastic-plastic material combining with RKR cleavage model, three equations are given by matching the different crack-tip fields.

本文采用弹塑性裂纹尖端应力场的J-A2三项解描述裂纹尖端的约束效应，并对材料的微观断裂机理和弹塑性裂纹扩展的过程做了分析；

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According to the RKR theory, the fairly accurate small-signal gain in the CO-Laser operating is calculated using the numerical method in this paper.

本文根据RKR理论，彩用数值方法比较精确地计算了一氧化碳分子激光器的小信号增益系数。

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Construction of RKR Potential Energy Curves for SnO Molecule

SnO分子的RKR势能曲线的计算

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Turbocharger VTR 454 is employed for the first time to match with the diesel engine 6 RLB 56. A matching calculation has been done by the authors at the request of Shanghai Shipyard in order to shorten the experimental period of matching and make the experiment possible.

6RLB56型柴油机首次采用VTR454型增压器进行匹配。为缩短配机试验周期，并期望配机试验获得成功，应上海船厂之要求，作者进行了配机估算。

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However, the premise is to master the engineering properties of the refuse landfill body ( RLB).

而前提是需要掌握垃圾填埋体的工程性质。

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At the same time, the research conditions about engineering properties and stability of the RLB between the domestic and foreign are described.

并叙述了国内外对垃圾土工程性质及稳定性问题的研究状况。

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Calculation of Shadow Fading Loss in the RLB of WCDMA

WCDMA链路预算中阴影衰落余量的计算

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Methods Compare 198 clinic specimen results detected by RLB and mycoplasmas specific species PCR.

方法应用支原体反向线点杂交方法和种特异性PCR方法同时检测198例临床标本，比较两种方法的检测结果。

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Conclusion The RLB hybridization assay is sensitive and specific, and able to rapidly detect and identify mycoplasmas species from clinical specimens.

结论反向线点杂交方法能同时快速、敏感和特异的检测这4种支原体。

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After injection of ET, the rabbits of RDQ ⅰ and ⅱ groups were given an intravenous injection of RDQ with the dose of 7.5 ml/ kg and 5.0 ml/ kg respectively.

热毒清、组家兔注射内毒素后再静注热毒清注射液，剂量分别为7.5ml/kg和5.0ml/kg。

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Method: DIC in rats was induced by endotoxin. Pathology of liver and level of serum alanine aminotransferase ( ALT) were observed and compared between RDQ group and model group.

方法：用内毒素诱发大鼠DIC模型观察热毒清对肝组织病理学和丙氨酸氨基转移酶（ALT）的影响。

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Economists at rdq economics downgraded their second quarter growth estimates after the data was released but noted that the rise in imports was a good sign for domestic demand going forward.

数据发布后，rdq economics的经济学家调降了第二季度增长预期，但他们指出，进口增长是未来一段时间内需强劲的良好迹象。

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Methods Thirty-one NERD patients diagnosed by reflux disease questionnaire ( RDQ) and endoscopy and 10 control subjects were enrolled in this study.

方法10例健康对照者、31例经反流性疾病诊断问卷（RDQ）和内镜诊断为NERD的患者参与试验。

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