机理

This study will be mainly through potted lotus leaf fern Adiantum seedlings and wire division to transplant fern, and then through the different light intensity and moisture content of the orthogonal to quantitative research lotus leaf fern Adiantum optimum growing conditions, and through Transplant Research Laboratory test pilot of the two species, competition between species to find lotus leaf fern Adiantum way to protect endangered mechanism and provide a theoretical basis.

本研究主要通过盆栽将荷叶铁线蕨的幼苗与铁线蕨进行分株移植，再通过在不同光照强度和水分含量的正交实验来定量研究荷叶铁线蕨最适生长条件，并且通过实验室移栽试试验探究两物种之的种内，种间竞争关系为寻找荷叶铁线蕨濒危机理和保护途径提供理论依据。

This article introduces the technology of trimming the aditus department of the thin-wall barrel-type piece based on the principles of transversal truncation about the polyurethane rubber.

基于聚氨脂橡胶横向截切原理介绍了薄壁筒形件口部修边的工艺方法，根据其剪切机理研制了修边模具，叙述了模具结构及主要工作零件的设计。

Author takes a crank-leader mechanism as the instance, demonstrates general method of adjustability mechanism design.

对具有一个中间自调齿轮的齿轮机构无过约束设计方案，深入的进行了其自调机理的分析。

This text studies technology conditions and mechanism of adsorb - oxide technology dealing with the light polluted water.

本文研究了吸附-氧化技术处理轻度污染水体的工艺条件和机理。

The controlling mechanism of the adsorption process for this system was also investigated and determined.

并且研究和确定了本系统的吸附控制机理。

The factors like temperature, kinds and content of adulterant, in SrCeO_3 basis high temperature proton conductor preparation whose construction and performance was influenced, were studied.

利用紫外可见光谱、红外光谱和拉曼光谱研究了SrCeO_3基系列高温质子导体的结构及性能随掺杂种类、掺杂量、烧结及不同气氛下的变化，佐证了掺杂SrCeO_3体系质子导体的形成机理。

The preparation of electromagnetic shielding concrete adulterated short carbon fibers and graphite respectively have been introduced in this paper.

介绍了分别掺杂短碳纤维和石墨的电磁屏蔽混凝土的制备，研究了短碳纤维和石墨的含量对混凝土低频电磁屏蔽效能的影响，最后分析了短碳纤维的加入对石墨混凝土电磁屏蔽性能的影响机理，为将来设计高性能低频电磁屏蔽混凝土提供了依据。

The study of adventitious root formation is for the understanding andcontrolling of root development and vegetative propagation.

有关不定根形成机理的研究，是了解和控制根的发育和营养繁殖的基础性工作。

Through an analysis of aquifer deformation machanism caused by groundwater pumping ,the seepage flow equation with considering adynamic unit is deduced in this paper,and the mathematical model for the effect of aquifer deformation caused by groundwater pumping upon seepage field is presented.

通过分析抽水引起含水层变形机理，推导出了考虑单元体位移的渗流方程，提出了抽水引起含水层变形对渗流场影响的数学模型。

With economic development, the rock material is widely applied in the water conservation、 resources mining、 the civil construction 、 the railway and so on, a lot of problem about rocks urgently is demanded to solve, so there are very important theory and realistic meanings to thoroughly research its nature、 concerning and destroying mechanism,Due to natural function, massive joint and crack with rock, though the scale of these is small, it changes mechanics nature of rock greatly and reduces deforms mould and intensity parameter, and makes it presenting aeolotropy .

随着我国经济建设的发展，岩石材料被广泛应用于水利、资源开采、土木建筑、铁路等领域，与此同时出现许多岩石方面迫切需要解决的问题，所以对其性质、本构关系、破坏机理的深入研究有重要的理论意义和现实意义。由于天然作用，岩石内部存在大量的节理和裂隙，虽然这些裂隙的规模不大，但裂隙的存在大大地改变了岩体的力学性质，使其变形模量及强度参数降低，且使岩体的力学性质呈各向异性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。