下壳

Chitosan-L-lactic acid composite asymmetric membrane for the regeneration of peripheral nerve was obtained by grafting L-lactic acid onto the amino groups in chitosan without any chemical initiator combined vacuum freezer drier.

摘 要：对不使用任何化学引发剂在真空下使壳聚糖与L-乳酸接枝共聚进行研究，结合真空冷冻干燥工艺制备一种用于周围神经再生的复合不对称膜材料。

The effect of joint deformation to truss displacement: 4 kinds of steel tube truss compute models are established making use of shell elements, truss elements, beam elements and combination of beam elements and truss elements.

采用板壳单元、桁架单元、梁单元以及弦杆为梁单元和腹杆为桁架单元的混合模型等四种计算模型分别建立了一个钢管桁架的有限元模型，计算并整理了各模型下桁架腹杆的轴力及各节点的位移。

The antimicrobial activity of thyme oil to different mould and bacteria, the lowest antimicrobial concentration, and the preservation effect of fresh cut wax gourd treated with different concentrations of rhyme oil/chitosan compound preservation liquid at room temperature were investigated.

通过GC-MS对百里香精油的化学成分进行了鉴定，研究了百里香精油对不同真菌和细菌的抑制效果及最低抑菌浓度，考查不同浓度百里香精油／壳聚糖复合保鲜液在室温条件下对鲜切冬瓜的保鲜效果。

B. water-filled Pump start before the pump casing and suction pipe must be full of water that is because of the presence of air vacuum pumping the population can not be formed and maintained.

b。陈籍水泵在启动以前，泵壳和吸水管内必须先布满水，这是因为有空气存在的情况下，泵吸人口真空无法形成和保持。

Comparisons between the results from the wind tunnel tests, numerical simulations and the field tests were performed to verify the accuracy of the CFD method. Then the advanced k-ε turbulence model was used to compute the mean pressures on a long span curve shaped roof with the front door open or not open.

在核实了数值模拟精度的基础上，运用改进的k-ε湍流模型对某曲面大跨网壳在大门开启和大门关闭两种不同工况下内、外表面的平均风压进行数值模拟研究，并考察了来流风向角和背景建筑对其风压分布的影响。

The design of the 696 TEU container ships for the steel, stand-alone, single-propeller, the rudder alone, single-deck, double bottom, double-hull cargo hold area, the end models, the ball nose bow of the whole container vessel.

帮我也翻译下，可以给报酬本次设计的696TEU集装箱船舶为钢质、单机、单桨、单舵、单甲板、双层底、货舱区双壳、尾机型，球鼻艏的全集装箱货船。

Scattered into ethanol, ethyl silicon is medium tetraethyl ortho-silicate in ammonia catalytic hydrolysis, formed under the condition of the negatively charged with PS silica microspheres due to charge effect between by adsorption to PS microspheres surface, core-shell structure.

将其分散到乙醇/水介质中，正硅乙酸乙酯在氨水催化条件下水解，形成带负电性的二氧化硅与PS微球之间由于电荷作用而被吸附到PS微球表面，形成核-壳结构。

First use soap-free emulsion preparation for polystyrene spheres, and the kernel, Reuse are silicon acetic tetraethyl ortho-silicate in ammonia catalytic hydrolysis, formed under the condition of silica, charged by six water or their cerium, six of methylene amine solution HMT (4) into the negatively charged, uniform cerium oxide coated surfaces to PS microspheres, core-shell structure of PS - CeO2 and PS - SiO2 composite microspheres.

首先用无皂乳液制备了聚苯乙烯微球，并以此为内核；再利用正硅乙酸乙酯在氨水催化条件下水解，形成带负电性的二氧化硅，或者利用六水亚硝酸铈、六亚甲基四胺水溶液分解出带负电性的氧化铈，均匀的包覆到PS微球表面，形成核-壳结构的PS-CeO2和PS-SiO2复合微球。

At the role of centrifugal force, the liquid was thrown from the impeller center and outer edge of the energy leaving the impeller at high speed into the outer pump shell-shaped cochlea.

在离心力的作用下，液体从叶轮中心被抛向外缘并获得能量，以高速离开叶轮外缘进入蜗形泵壳。

With its shell abandoned, the snail is on its way to the wonderland

蜗牛搁下重重的壳，寻找属于自己的蓝天。。。。。。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。