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The Acer truncatum and the Cotinus coggygriaare simmilar to the Platycaldus orientalis in the mechanism ofdrought tolerance,having relatively strong ability of〓taking in,saving and holding water.

最后根据供试树木的耐旱特点,结合太行山区的立地特点及治理方针,提出了不同造林目的和特定立地条件下选择耐旱树种的原则意见。

PPE offers the most technically advanced range of sealing materials, including EnDura and Perlast elastomers plus high performance plastics, which provide the ultimate in high and low temperature performance, chemical and ED resistance for critical sealing applications.

PPE 提供了技术上最为先进的系列密封材料,其中包括 EnDura 和 Perlast 弹性体和高性能塑料,它们能在苛刻的密封使用环境中实现耐高低温、耐化学和抗 ED方面的终极性能。

Response of physiology indices of Medicago falcata L. to salt stress is different. SOD activity, peroxidase isozyme and chlorophyll content cannot reflect the difference of the ability to salt tolerance of the materials. These indices are not fitting for studying the ability of salt tolerance of Medicago falcata L..

黄花苜蓿各生理指标对盐胁迫的响应存在差异,SOD活性、过氧化物同工酶和叶绿素含量不能反映黄花苜蓿材料间耐盐能力的差异,不宜采用这几个指标研究分析黄花苜蓿材料间的耐盐能力。

LT and ST are the main enterotoxins of enterotoxigenic \$Escherichia coli \$found in clinical isolates, and CS3 (the common antigen in the CFA/Ⅱ family of fimbrial antigens) is one of the most prevalent antigens of colonization factors.

不耐热肠毒素和耐热肠毒素是产肠毒素大肠杆菌的主要致病因素,CS3为该菌的优势定居因子,是定居因子CFA/II菌毛抗原的共有抗原组分。

A trivalent plant expression vector containing Bt cry1Ah gene, cry1Ie gene and glyphosate-tolerant 2mG2-epsps gene was constructed, glyphosate isopropylamine salt as a screening agent, 2mG2-epsps gene as a selectable maker gene. The vector was transfer into maize immature embryonic calli by microprojectile bombardment, and 69 T0 generation plants were obtained. PCR analysis showed that 17 plants had the integration of insect-resistant cry1Ah, cry1Ie gene and glyphosate-tolerance 2mG2-epsps gene.

同时构建了含有Bt cry1Ah和cry1Ie基因和耐草甘膦2mG2-epsps基因的三价植物表达载体,通过基因枪轰击法转化玉米愈伤组织,以2mG2-epsps为筛选标记基因,以草甘膦异丙胺盐作为筛选剂,获得T0代转化植株69株,PCR检测结果表明:有17株已完整的整合有抗虫基因cry1Ah、cry1Ie和耐草甘膦基因2mG2-epsps的3个目的基因,RT-PCR分析外源基因可以正确转录,已获得结实转基因植株。

Nexum,therefore,which originally signified a Conveyance of property, came insensibly to denote a Contract also, and ultimately so constant became the association between this word and the notion of a Contract, that a special term, Mancipium or Mancipatio, had to be used for the purpose of designating the true nexum or transaction in which the property was really transferred.

因此,&耐克逊&的原意是一种财产让与,在不知不觉中也用来表示一个&契约&,并且,在最后,这个字和一个&契约&观念经常发生联系,不得不用一个特定名词即&曼企帕因&或&曼企帕地荷&来表明真正的&耐克逊&或交易,这样财产是真正的移转了。

It is shown that the meltable polyimide not only has excellent heat-resisting properties, but also has good vacuum properties. Therefore it can be used in vacuum as a high temperature adhensive.

通过分析比较可以看出可熔性聚酰亚胺不仅具有优良的耐高温特性,而且还具有良好的真空性能,因此,它完全可能作为真空中使用的耐高温胶粘剂材料。

In design of formulation of S97 salt-spray and corrosion resistant coatings, AC impedance electrochemical technology is used for determination of pigment volume concentration of epoxy micaceous oxide primer and acrylic polyurethane top coat.

在S97耐盐雾防腐蚀涂料的配方设计阶段,采用电化学交流阻抗技术确定了环氧云铁防锈底漆和丙烯酸聚氨酯面漆的颜料体积浓度,并对S97耐盐雾防腐蚀涂料的防腐蚀性能进行了研究。

However, this approach conferred the resistance to not only myelopoietic cells but also tumor cells that have invaded or metastasized into bone marrow or circulating blood for nonspecific expression of the exogenous genes.

详细骨髓造血细胞中导入耐药耐辐射基因是克服放化疗对造血系统抑制作用的有效手段,但外源基因的非特异性表达也增加了残存在血液或者侵犯至骨髓中的肿瘤细胞耐受性。

Human disturbance can increase number of species with high tolerance to trampling and other pressure. It has less effect on evenness and species richness.The interspecific association and correlation of 26 dominant species of the Vitex negundo L.

在旅游和居民生活的双重干扰下,多样性指数随干扰强度的增加而降低,促进了耐践踏、耐早种类的发展,对均匀度和物种数影响不大。

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She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。