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The effects of cultured density, water layer and site on the growth and survival of the third generation of selection for shell height in pearl oyster Pinctada martensii were analyzed in this study.

用通过壳高定向选择培育的第三代马氏珠母贝Pinctada martensii为实验材料,研究不同的养殖密度、养殖水层和地点对生长和存活的影响。

The development includes the new theory of composition design of high permeability permalloy,the development of reducing the cost of permalloy through replace high-Ni-alloy by low one,the study of the new wafer core materials used as stereo magnetic head,and the development of iron-loss analysis of the soft magnetic alloy .

其中包括高导磁率坡莫合金成分设计理论、低中Ni代中高Ni的坡莫合金廉价化进展,立体声磁头用耐磨耐应力坡莫合金的开发,软磁合金的损耗分析等。

The pharmacokinetics of ceftriaxone sodium injection made in Harbin Fifth Pharmaceutic Factory in eight healthy adults was reported.

本文报道哈尔滨制药五厂生产的注射用头孢曲松钠在正常人药代动力学研究结果。

Second-generation phototypesetter: A computer aided phototypesetting system using flash tube as the light source and a rotating film matrix for exposing the film or paper.

第二代照排机:电脑辅助的照相排字系统。它用闪光管作光源,把旋转中的菲林字母板上的字体影排队于菲林或相纸上。

Third-generation phototypesetter: Fully computerized phototypesetting system which uses digital fount and cathode ray tubes to generate the typographical images and expose the film.

第三代照排机:全电脑化的照相排字系统。它采用数码字体,用阴极射线管传发图文影像,并把菲林曝光。

In the paper,a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.

本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质,以邻苯二甲酸二辛酯为增塑剂,研制成以PVC为基质膜的苦味酸离子选择电极。

Tang literators indited many plangent stories of marriage and love on the basis of former generations.

唐代文士在前代的基础上,用叙述之笔构筑了许多哀婉欲绝的婚恋故事。

In this paper,the decoder is designed using modified Euclidean algorithm,the public extraction algorithm is used to optimize the muhi- plier,and the complexity and the power consumption of RS decoder are reduced by using the iteration and multiple methods.

文中设计的译码器采用修正的欧几里德算法,并在实现中采用公共项提取算法有效地优化了乘法器,以迭代、复用等方法降低了RS码译码硬件实现的复杂度。

In the computational methods of TPBVP, in order to reduce some difficulties involved in solving a TPBVP via adjoint variables, we discuss a direct method in which state and control variables are indirectly parameterized, The method employs a recently developed direct optimization technique that uses a piecewise polynomial representation for the state and control variables, thus converting the optimal control problem into a nonlinear programming problem, which can be solved numerically.

在数值解法中,为了减少解决两点边值问题共轭变量带来的困难,主要讨论了将状态变量和控制变量进行参数化的一种直接方法,这种方法采用了近段发展起来的使用分段的多项式来代替状态和控制变量的直接优化方法,然后最优控制问题就转化成可以用数值方法解决的非线性规划问题,使得迭代初值更加容易选取。

Use efficient energy saving equipment in place of energy intencive,such as rotating kiln in place of vertical kiln, reduction furnace、reduction pot and refining furnace

以大型高效节能的新设备取代高耗能设备,如用回转窑代竖窑,还原炉、还原罐、精炼炉等大型化

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推荐网络例句

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。

The shamrock is the symbol of Ireland and of St.

三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。