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Materials and methods: The composite was respectively prepared by blending Lysine, Histidine, Arginine with PLGA, while the composite respectively prepared by blending Algin, chitosan, NaHCO3 with PLGA as the comparison and the pure PLGA as the control. All composites were degradated in tri-distilled-water at 37℃ for 7 weeks. The degradation property of PLGA with the addition of basic additives was investigated by using gross observation, the pH change of degradation solution and the mass loss ration of the composite.

材料方法:将赖氨酸、组氨酸、精氨酸分别各按5%和10%的比例与PLGA制成复合物,于体外在37℃下在三蒸水中进行降解2个月;通过总体观察、降解液PH的变化、复合物的失重率等指标来考察碱性氨基酸对PLGA体外降解特性的调节作用,同时将碱性氨基酸的调节效果与海藻酸钠、壳聚糖、碳酸氢钠的进行对比。

The microstructures and phases of the alloys were analyzed by OM, SEM and XRD; the erosion resistance of the alloys prepared by different processing were measured under the conditions of simulated-brine and salt atmosphere, besides the various corrosive rates were calculated by the method of weight lost; the lows of corrosion were analyzed by the electrochemical polarization curve, and the corrosive current was measured through the method of Tafel linear extrapolation.

用光镜、扫描电镜、X射线衍射分析了合金的组织与相的组成,测试了模拟海水及盐雾条件下三种工艺制备的材料的耐腐蚀性能,并用失重法定量计算各自的腐蚀速率;利用电化学极化曲线法分析了三种工艺制备的材料腐蚀规律,用塔菲尔直线外推法测定腐蚀电流。

Not only the traditional feed mixer the efficiency is not high, moreover the ingredient precision is low, the energy consumption quite is big, already could not satisfy the feed industry development request; The turn over type two axle thick liquid leaf type mixer has the mix cycle short, the mix effect good, the energy consumption...

翻转式双轴浆叶式混合机具有混合周期短、混合效果好、能耗低、出料干净和对不同物料混合的适应性强等优点,它把入料口和出料口合二为一,卸料速度快,残留量小,可使物料进行多方位的复合运动和在失重区域内的自由运动,避免了比重和颗粒度差异较大的物料组分在混合中产生偏析与再度分级现象,确保了混合均匀度。

Usually you don't need to tell the heat-conducting oil is HOT when its temperature is already specified by a numerical value and a proper unit.

&在开始的配料工序阶段,采用失重称量法把需要称重且符合工艺要求的粉料和沥青,按照要求的配比比例加入到混捏机的混捏腔内。&

By elemental anal., molar conductivity, TGA, DSC, and reflectance spectroscopy, all bridged heteronuclear complexes were characterized. Imidazolate bridges exist in the heteronuclear complexes. From the ESR spectra of the bridged heteronuclear complexes in solution, the bond parameters of Cu2+ were calculated and nature of the bond discussed.

对它们进行了元素分析、差热失重分析、摩尔电导测定及反射光谱研究,确证了配合物的组成及分子中咪唑桥的存在,通过对各配合物的ESR谱测定,得到了它们的自旋Hamilton参数和键参数,讨论了配合物的成键性质。

Fluid shear stress synergizes with insulinlike growth factorI on osteoblast proliferation through integrindependent activation of IGFI mitogenic signaling pathway[J].

模拟失重对成骨细胞功能的影响我们前期研究发现,在FSS的作用下,1 G重力环境下培养的成骨细胞分泌的PGE2可迅速增加。

Complex Ho and complex La lose solvated THF in thetemperature range of 28-156℃, 28-128℃, respectively.

钬配合物和镧配合物的热失重分析表明,配合物含有1份配位的THF,并且在较低的温度区间失去其配位的溶剂。

Farther X-Ray diffraction, SEM, spectro-meter analysis reveals that the element Cr which sinters and induces phase transformation leads to relatively smaller oxide weight-loss of 40Cr, then the oxidation laws of two steels are surmarized.

用XRD、SEM、EDS等方法对两种钢的氧化皮进行分析,得出40Cr钢氧化失重率相对减小的原因是因为Cr合金元素的烧结引起的相变所致。

The increase trend of weight-losing rate and content of cellulose of yard-long beans was reduced at 12±2°C packed with 0.02mm special plastic film, the content of chlorophyll and vitamin C was maintained in the treatment above.

2.12±2℃下,采用哈尔滨北方保鲜研究所提供的0.02mm透湿薄膜袋,可以明显降低豇豆失重率,延缓纤维素含量的上升,较好的保持叶绿素和Vc含量,但对贮藏豇豆锈斑指数的影响不明显。

In a 12-week study of 40 obese people, those using the starch neutraliser lost an average of 3.5kg (7lb 11oz) each, compared with an average weight loss of 1.2kg (2lb 10oz) by those in the control group.

2在为期12周的研究中, 40个肥胖的人,那些服用淀粉阻断剂的一组平均每人减少三点五公斤(七磅11盎司),而没有服用淀粉阻断剂的控制组平均每人失重一点二公斤。

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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。