查询词典 second-grade

At fertilization one male nucleus fuses with the gee nucleus to form the zygote, while the second male nucleus fuses with the primary endosperm nucleus to form a triploid cell, or more rarely a second diploid or a pentaploid cell that later gives rise to the ENDOSPERM.

受精作用发生时，一个精核与卵核融合形成受精卵，第二个精核与最初胚乳核融合，形成三倍体细胞，偶而也形成第二个二倍体或五倍体细胞，三倍体细胞最后发育为胚乳。

In the second paragraph, the first is a periodic sentence for the beginning with a prepositional phrase; the second is a loose sentence; the third is again a periodic sentence for

体裁和语篇之类的符号结构的社会涵义无疑是非常明显的，但只有将它们放在杂乱无章的社会实践中来考察，才能更清楚它们的社会语篇意义。

As a result of conservative perturbations, the first order Melnikov function for a perturbed system is identically equal to zero, so the second order Melnikov function has to be considered. The perturbation parameters which make no use in the first order Melnikov function may be important in the second order Melnikov function.

此时一阶Melnikov函数恒等于零，必须考虑二阶Melnikov函数，而在一阶Melnikov函数中不起作用的扰动参数在二阶Melnikov函数中却起着非常重要的作用，因此扰动部分极为复杂。

The second unit is pivot joint with the first unit, and has multi second transistor holding part and an evacuating piping.

第二组件是枢接于第一组件上，并具有多个第二晶体管容纳部与一抽真空管路。

In the conformation change process, the second hyperpolarizability values of system and for singlet are negative system (a of 45° and 135° with the exception, and less than the absolute value of all triplets. The second hyperpolarizability values of system for singlet and triplet states are positive and in molecular close plane configuration time, the value of triplet is greater than that of the singlet.

在构象变化过程中，体系和单重态的二阶超极化率均为负值体系(a的45°和135°除外，且绝对值都小于三重态的二阶超极化率值，体系的单三重态二阶超极化率值均为正值，且在分子接近平面构型时，三重态的γ值大于单重态。

The Ti-sapphire resonance cavity is composed of second plane reflector, Ti-sapphire crystal and second plane output mirror.

钛宝石谐振腔由在光路上依次连接的第二平面反射镜、钛宝石晶体和第二平面输出镜组成。

An optical element such as a rear projection screen for an image display device comprises at least two substantially rigid sheet members each having a first major surface and a second major surface providing a plane of incidence and a plane of emergence, respectively, through which light is transmitted sequentially. A first sheet member comprises a Fresnel lens, and a second sheet member comprises a lenticular lens array on each of the major surfaces thereof.

一种光学元件，例如用于图象显示装置的背投式屏幕（1），包括至少两个基本为刚性各具第一主表面（21；31）和第二主表面（22，32）的板部件（2；3），分别提供顺序穿过光线（10）的入射面和出射面，第一板部件（2）和第二板部件（3）在其各个主表面（31，32）上分别包含一个菲涅耳透镜（24）和一个双凸透镜阵列33，35。

A small planar antenna combined with a printed circuit board. First and second ground layers formed on top and bottom surfaces of the dielectric layer, respectively, corresponding to each other; and a first antenna unit which extends from a side of each of the respective first and the second ground layers, for radiating a first polarized wave with the application of current.

一种与印刷电路板组合的小型平面天线，在具有预定厚度的介电层的顶表面和底表面上形成相对应的第一和第二接地层，第一天线单元和第二天线单元分别以预定图形从第一和第二接地层的一侧伸出，分别通过施加电流来辐射正交的第一极化波和第二极化波。

Another textual difficulty turns upon the inclusion of the word only in the second article; but a more serious question is raised by Harnack's refusal to recognize, either in the first or second article of R, any acknowledgment of a pre-existent or eternal relation of Sonship and Fatherhood of the Divine Persons.

另一种文字难以轮流对列入这个词只有在第二条，但更严重的问题是，所提出的哈纳克拒绝承认，无论是在第一或第二条的R ，任何承认前存在或永恒的关系Sonship和父亲的神人。

Fick's second law was always used to describe the diffusion properties of chloride in the concrete. For the application of Fick's second law in the prediction of the service life of reinforced concrete structures, many researchers have already made studies on this issue.

Fick第二定律通常被用来描述氯离子在混凝土中的扩散性质，对於Fick第二定律在钢筋混凝土结构寿命预测的应用，已经有许多学者对其进行了研究。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。