双叶的

But activation induced in the frontal and parietal lobes were different.For example,we found that the left gyrus frontalis superior /medius were activated only by theChinese stimuli,while the right gyrus frontalis inferior,the supplementary motorarea as well as the 1obulus parietalis superior on both sides were activated only by theEnglish stimuli.

中、英文刺激在左侧颞叶中后部及相邻的梭状回激活的脑区非常相似，该脑区可能与语义信息的存储有关。2）在额叶脑区，中文激活了左侧额上/中回，英文激活了右侧额下回和补充运动区的某些脑区。3）在顶叶脑区，英文激活了双侧顶叶，而中文没有激活该脑区。4）与中文刺激相比，右脑更多地参与了英文刺激的加工。

It can cause heavy losses of tomato production and friuts' quality. According to the researches of internal and external country, This review summarized the main symptoms of Fulvia fulva of tomato caused by cladosporium fulvum , the biological properties, including to form character, temperature and humidity of mycelium and spore, the outbreak of the disease, regularity of epidemic, race differentiation of different area, Maofen 802,Shuangkan 2No.should be chosen. In resisting disease ,mode of action, gene clone,gene structure,gene function and control methods of the disease.

根据国内外关于番茄叶霉病的研究情况，综述了番茄叶霉病的发病症状；病原菌的生物学特性，包括病菌的形态特征以及适宜菌丝和孢子的生长温度（20~25℃）以及湿度（85%以上）等条件；病害的发生条件和流行规律；不同地区病菌生理小种的分化情况；生产上应选用毛粉802、双抗2号等抗病品种；番茄与病菌之间的作用机制；番茄Cf及ECP等抗病基因的克隆、结构和功能及病害防治等方面的研究情况。

These characteristics of polylactide fiber promote its applications in the areas of fibers and nonwovens, And polylactide fibers can be made to the circular cross section of monofilament or multifilament、trilobal cross-section BCF (can be used for weaving carpets and blankets)、crimp or curly short fiber、the two-component fibers、spunbonded nonwovens and meltblown nonwovens, etc.

这些特性刺激了聚乳酸纤维在纤维和非织造布领域的应用，并且聚乳酸纤维可以制成圆截面的单丝或复丝、三叶形截面的BCF、卷曲或非卷曲的短纤维、双组份纤维、纺粘非织造布和熔喷非织造布等，这使聚乳酸纤维在服装市场、家用及装饰市场、非织造布市场、双组份纤维领域、卫生及医用等领域有潜在的应用前景。

Especially, in some cases, where the required conditions that the connecting-line of the two pupils parallel to the reference plane and the projecting and imaging axes must be horizontal can not be met, the new method offers a flexible way to obtain the reliable height distribution of a measured object.

本文所提出的方法为在难以实现双瞳与参考面平行或难以使双轴共面的特殊环境下的测量提供了获得可靠测量结果的途径，同时也为傅里叶变换轮廓术进入实用领域打下了坚实的基础。

In this project, we have deduced the joint inversion model of geodetic data, seismic data and geological data considering about their weight ratio; presented Bayes-iterative search inversion algorithm which improved on the traditional Bayes algorithm and strengthen the stability of inversion solutions; enriched and developed geodetic joint inversion theory and method of tectonic stress field; joint with geodetic, seismic, geological and geophysical data, we have inverted the temporal and spatial variation characteristics of crustal deformation of active tectonic blocks in North China and the present-day cruatal movement and strain-stress field by FEM, DDA and bi-cubic spline function fit method; especial for the crustal deformation result in some typical areas, we have presented geodynamical interpretation and done some seismic dangerous estimations.

大地测量联合反演构造应力场属于大地测量与地球动力学和地震学的交叉研究领域，主要内容是研究用大地测量地壳运动监测数据定量研究地壳运动和变形的动力学问题及分析预测地震，本项目推导了兼顾权比确定的大地测量、地震和地质三类数据的联合反演模型；提出贝叶斯-轮回搜索反演算法，改进传统的贝叶斯方法，改善反演解的稳定性；丰富、发展了大地测量反演构造应力场理论及方法；联合大地测量、地震、地质、地球物理数据采用有限单元法、块体不连续变形分析法和双三次样条函数拟合方法反演分析了华北地区活动地块运动时空变化特征以及中国大陆现今地壳运动与应变-应力场，对典型地区地表形变结果进行地球动力学解释并进行地震危险性估计。

The comparative research results showed that:(1)Thediurnal variation of the net photosynthetic rates in the aquatic leaves was a "double-peak", with an various "midday-decline", the time of the peak value appeared at about 10:00 A.M. and 13:00 P.M., while that in the xeric leaves was showed with invarious peak value and "midday-decline"; The diurnalvariation of transpiration ratesof both aquatic and xeric leaves appeared as a single-peak, the appearance time of peak value of the latter was earlier than the former and gradually decreased in the afternoon; The stomatal conductances appearance time of both of them were close to that of photosynthesisrate ,reached to the maximum in the morning and then gradually decreased: Diurnal variation of intercellular CO2 concentrationshows that: both aquatic and xeric leaves increased at first, and then exhibit a tendency of ascending within narrow range.(2) The net photosynthetic rates, photosyntheticallyactive radiation, stomatal conductances and transpiration ratesof both two kinds of leaves showed positive correlation, The correlation degree among them was prominent, there was significant negative correlation between The net photosynthetic rates and intercellular CO2 concentration.

研究结果表明：(1)水生叶片净光合速率的日变化曲线呈双峰型，出现明显的&午休&现象，峰值出现在10：00左右和13：00左右，但旱生叶片表现出的峰型和&午休&现象不明显；两种叶片的蒸腾速率日变化曲线表现为明显的单峰型，旱生叶峰值出现时间早于水生叶，中午过后逐渐下降；两种叶片气孔导度峰值出现时间和光合速率相近，均表现为上午升高至最高，随后逐渐下降的趋势；两种叶片胞间二氧化碳浓度日变化表现为：整体上先下降，然后有一上升趋势：(2)两种叶片的光合速率与光合有效辐射、气孔导度、蒸腾速率呈正相关，全部达到显著水平；光合速率与胞间CO2浓度显著负相关。

The utility model relates to a temperature controlled switch used for controlling the on-off of an engine cooling fan in a motor car, comprising a case, a guide seat, a bimetallic sheet, a tappet and a switch composed of a spring leaf and a binding post.

翻译后就是：公用运算模式的一个方面涉及到温度控制开关用于控制上起飞的一个引擎冷却风扇在汽车，组成的情况下，引导座，双金属板，挺杆和一个开关组成的一个春天叶和约束力post.the双金属片是对称及小于一个圈，如一个三角形和正方形。

And the "three-factor quadratic regression orthogonal rotary method" was adopted to study mixing performance of the mixer,after the machine had been designed and trial-produced. It was showed that the optimum technological parameters for mixing time, block coefficient and rotary speed of the paddle shaft were 180 s, 0.75 and 56 r/min, respectively. At the same time, the remains in the bin was little (0.015%). The effe...

为了提高双轴桨叶混合机的混合性能，采用二次回归正交旋转组合试验，对设计样机进行混合均匀度及机内残留率的试验研究，得出了其工作参数的合理组合：混合时间为180s，充满系数为0.75，桨叶轴转速为56r/min；机内残留量极小(约为0.015%)，满足其作为配合饲料生产，尤其是预混合饲料生产的工艺要求，也为进一步改进设计提供了依据。

One type of blade airfoil with high efficiency of a general axial flow fan is adopted as original airfoil, and it is shortened according to different length scale, and then joined to the exportation circular arc of the original airfoil in the opposite direction. Assuring the streamline on the surface of the blade profile after smooth operation, a new kind of double-head anti-unsymmetrical S model airfoils has been structured to be researched in this paper.

采用一种效率比较高的普通风机叶片翼型作为原始翼型，按不同长度比例缩小原始翼型，反向搭接在原始翼型的出口圆弧处，经过光滑处理，保证叶型表面的流线形后，构成本文所研究的新型双头双机翼反向S型不对称翼型。

Moreover, they have been applied to two typical electrical main systems reliability assessment, 3/2 breakers scheme and double bus bar scheme. The simulation results have shown the advantages of this method.

基于最小状态割集建立了多状态电气主接线元件的贝叶斯网络模型，对常用的一个半断路器接线方案和双母线接线方案的电气主接线进行了可靠性评估，体现了应用贝叶斯网络进行电气主接线可靠性评估的优势。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。