构

When surface pressures are lower than the turnover(5～30mN/m),intermolecularhydrogen bonds were formed with keto form and phase transition was higher ca.60℃;most of SBC18 formed intramolecular hydrogen bonds companied withzwitterion form and phase transition was lower ca.48℃ while at surface pressurehigher than the turnover(≥45mN/m),which is caused by the different interchaininteraction arising from various hydrogen bonds for SBC18 LB film deposited atdifferent surface pressures.

低于相应π-A等温线转折(5～30mN/m)时，以分子间氢键为主，头基主要以醌式构型存在，相变温度较高(≈60℃)；高于转折(≥40mN/m)时，以分子内氢键为主，头基主要以双性离子构型存在，相变温度较低(≈48℃)。

In order to study on the QSRR of fatty esters, 100 fatty esters were optimized by semiempirical calculations AM1, then calculated them by quantum chemistry algorithnl and the technique of molecule graphics and AM1 to acquire the Kier index and Kappa shape index.

为了研究脂肪酯的构效关系，应用半经验量子化学AM1法得到了100种脂肪酯分子的优势构象，利用量子化学算法和分子图形学技术获得Kier指数和Kappa形状指数，再在分子拓扑理论的基础上，提出了一个修正的拓扑染色指数mL，用多元回归技术建立了脂肪酯化合物的结构与色谱保留值的相关性模型。

Therefore, the study of the lattice beam and the research of the beam designing method are very necessary.

因此，加强对混凝土格构锚固体系中格构梁受力机理和设计方法的研究，是十分必要的。

Based on the simulated aggregate distribution and the relative positions between the lattice beams and the aggregates, the stiffness matrix of each lattice beam was determined.

基于模拟所得的骨料分布和格构梁与骨料之间的相对位置，确定了每一个格构梁单元的刚度矩阵。

The conclusions that the thesis achievements have important meanings for the design calculation of the complex structure of prestressed anchor-rope and lattice beam in engineering, and they also have certain reference value when study deeply on the action mechanism of this complex structure.

文中所获得的结论，对工程中的预应力锚索格构梁复合结构的设计计算具有重要意义，对于深入研究预应力锚索格构梁复合结构的作用机理，也具有一定的参考价值。

Designtheory of RC lattice beam is studied by analytic solution of the beam on Winklerelastic foundation quantificationally.

2提出了格构锚固结构的力学模型，利用Winkler弹性地基梁上的解析解定量研究了钢筋砼格构梁的设计理论及各参数的优化取值。

In combination with the crushed rock slope as an example, the allocation of an anchorage force on longitudinal beams and transverse beams is calculated by adopting the distribution coefficient law of the nodal form at first. Then the internal forces of the lattice beam are calculated respectively through the software on the basis of Winkler elastic foundation model and the semi-infinite foundation model, and then compared with the internal forces which are based on simplified foundation pressure calculation. The active pressure of rock is calculated approximately by Ranking soil pressure theory in the working stage. Sequentially, the reinforcing bars are disposed by two-stage's averagely calculated values.

以破碎岩质边坡为例，采用节点荷载分配法计算了锚索锚固力在格构梁纵、横梁之间的分配比率，然后基于Winkler弹性地基模型和弹性半空间地基模型分别计算格构梁在张拉阶段的内力，并与采用简化的地基反力计算值对比；采用朗肯土压力理论近似计算在工作阶段主动岩体压力，将地梁视为在线性分布力作用下倒置于坡面上的连续梁，按力矩分配法计算地梁内力，取两阶段计算平均值进行配筋。

Taking the initial imperfection into consideration, the geometrical nonlinear analysis was performed for the latticed column.

对格构柱进行了几何非线性分析，分析中考虑了初始缺陷的影响，计算结果表明格构柱的极限承载力由整体稳定性控制。

In the process of network-forming, viscosity gradually increase with time, and then level off after certain time.

化学网构改性沥青在网构化过程中，在一定的条件下，粘度随着时间的延长逐渐增大，达到一定时间后便趋于稳定。

He not only deconstructs, but also reconstructs Chinese characters, thus forming his artistic system-Wei's Magic Square.

看上去他是采取了"解构主义"的方式，但在"解构"的同时，他做了"再结构"的工作，由此产生出属于他自己的"魏氏魔块"。

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％。