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The resistances to head smut of some CIMMYT maize populations were identified by the method of artificial inoculation under field condition to direct the introduction and utilization of CIMMYT maize germplasm in China.

本文采用田间人工接种方法研究了部分CIMMYT玉米种质及其测交组合对丝黑穗病的抗性,为CIMMYT种质的引进和利用提供参考。

Based on the classic thermal comfort research methodology, performs a climate chamber experiment with 30 typical subjects in the hot-humid area of China in the summer of 2008, and questionnaire and physiological responses are collected under six different temperature and humidity combination conditions in the range of cool to warm.

采用经典热舒适研究方法,于2008年夏季对我国湿热地区典型人群受试者作了气候室实验,在凉-暖范围内6个不同温湿度组合的工况下进行了问卷投票和生理指标测试。

That is the comprehensive method of hand, index and direct search.

本文对信息库中的信息内容进行条件组合检索提出了一种新的方法:指针、索引、直查综合法。

On the basis of the former text, the author summarized that modern and traditional courtyard garden have association in spatial structure and spatial organization, and bring forward measures form the spatial inscape and spatial design of both inheritance and innovation.

笔者还在前文研究的基础上,总结出现代庭园和传统庭园在空间构成与空间组合方式以及空间类型与空间意向上存在相关性,并从空间构成要素和空间设计方法两方面提出继承与创新的措施。

In this research, wastewater containing Cationic Red X-GRL dye was treated by UV, ozone, and ozone combined with UV, respecively. After determining the·OH indirect reaction rate constant k〓, the radiation flow rate of UV lamp P〓, the volumetric mass transfer coefficient k〓a, and the effective length of the radiation in photochemical reactor L, the influence factor, mechanism, kinetics, and modeling were investigated for these three processes.

在确定·OH间接反应速度k〓、光源总辐射流率P〓、体积传质系数k〓α、反应器有效光程L等工作的基础上,用UV、O〓、O〓/UV等方法处理阳离子红X-GRL染料废水,进行了影响因素研究、动力学研究、机理研究、模型研究、氧化与生化组合研究等。

Adopting 30-second nitrocellulose as the main sticky material, using ethyl acetate, ketone, alcohol and aromatic hydrocarbon as a mixture solvent and modifying nitrocellulose with dimethyl phthalate plasticizer,the prescription of staple adhesive was designed with orthogonal experimental methodology.

选用30s 硝酸纤维素作为主要成膜物质,醋酸酯、酮、醇和芳烃作为组合溶剂,邻苯二甲酸酯类复合增塑剂对硝化棉进行改性,采用正交试验方法确定胶黏剂的配方。

The purpose of this study is to find out the effect of initial resistance drifting on the relationship between pressure and resistance. Serious ways of fixing resistance wire have been tried. Followings are proposed manufacturing procedure for manganin pressure gauges.

本研究著重於探讨各种制程对起始电阻的偏移,压力──电阻变化关系之一致性的影响,使用各种方法来固定电阻线,再配合实验条件的组合,归纳得出 Manganin 压力计之最佳制程

Disclosed are an adhesive composition for a metal foil which comprises a material wherein a tracking resistance test is carried out according to the IEC method by making a thickness of an adhesive layer 30 to 40 mum, using a copper foil pattern with a width of 4 mm and making a distance between electrodes 0.4 mm, then the adhesive layer dissolves out for the first time when 5 drops or more of an electrolyte are dropped thereon, an adhesive-coated metal foil, a metal-clad laminate, a wiring board, a multi-layer board and a multi-layer wiring board using the same.

本发明公开了一种用于金属薄片的粘合剂组合物,它含有一种材料,其中,抗电弧径迹测试是按照IEC方法进行的,粘合剂层的厚度被做成30至40μm,使用了具有4mm宽度的铜薄片图形,并使电极之间的距离为0.4mm,然后,当5滴或更多的电解液被滴加其上时,粘合剂层被首次溶解掉。使用它的一种粘合剂涂覆的金属薄片,一种金属包覆的层压板,一种多层板和多层电路板。

The article aims to study the interface shearing force regularity of the steel and concrete composite beams with cold formed steel U section with a new method to build calculation formulas of interface shearing force with symmetrical concentrated loads and uniformly distributed load.

目的 采用一种新方法建立冷弯U型钢与混凝土组合梁的界面剪力计算公式,研究冷弯U型钢与混凝土界面剪力分布规律。

The new equation is suitable for studying fusion reactions with any projectile-target combination, and can better fit the experimental data, so that it can provide a large probability to choose the reaction system for synthesizing a certain superheavy nucleus.

新的方法适用于研究任何弹靶组合系统,给出了与实验符合更好的结果,为寻求合成超重核的反应道提供了更为宽阔的选择空间。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

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双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。