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Price of 8 yuan to 10 yuan, larger pipe, various shapes, for trumpet and pistol-like shape, this toy lips some contacts in the blowpipe end of post-core set up, post the first post within the core , some plastic sheet, some plastic solid ball.

价格8元~10元,吹管体积较大,形状各异,多为小号状和手枪状,这种玩具有的在吹管接触嘴唇的端头内设置哨芯,哨头内的哨芯,有的是片状塑料,有的是塑料实心小球。

Before degradation: limpid stereo reticular structure of PLGA; One week after degradation: PLGA was corroded and the reticular structure was decreased; Three weeks after degradation: airspace was gradually disappeared and the reticular structure was further decreased; Five weeks after degradation: airspace and the reticular structure were completely damaged, which was in an indefinite form.

降解前PLGA(丙交酯和乙交酯的摩尔比为90∶10)支架材料呈清晰的三维立体网状空隙结构;降解1周后,材料表面受侵蚀,网状结构减少,孔洞局灶性连接呈片状;3周时材料表面受侵蚀现象加重,空隙逐渐消失,网状结构进一步减少,聚合物融合呈大片状;5周后材料空隙、网状结构完全消失,呈不定型均质状。

The experimental result shows, Morpho butterfly's wing micro-structure forms the reflecting rate higher than the reflecting rate of other butterflies, so regard Morpho butterfly as and transfer to the micro-structure of printing, is observed by SEM and transfered to the vein micro-structure printed, demonstrate the same array scale as Morpho butterfly and carinate fin slice, small in more quantity than Morpho butterfly in the slight branch form structure, but metal micro-structure of color and luster printed off to transfer to raise reflect, it is it print off by AFM array carinate fin of alternate size nearly the width of 1.5μm to transfer to measure.

实验以高解析光学显微镜及紫外光/可见光光谱仪分析虎斑蝶、碧翠凤蝶、锯粉蝶、摩浮尔蝶蝶翼表面的光学反射、穿透与吸收特性,实验结果显示,转印的Morpho蝶翼微结构与真实摩浮尔蝶反射率较相近,故将Morpho蝶作为转印微结构,由SEM观察转印的翅脉微结构,呈现出与Morpho蝶相同的阵列鳞片与脊状的鳍片,虽细微的树枝状结构少,但转印出的微结构溅镀20nm的金属膜提高反射率,而由AFM检测转印出阵列脊状的鳍片间隔尺寸约为1.5μm的宽度。

Corolla white, yellow, or violet, actinomorphic, funnelform or salverform; throat with appendages or bands of hairs, or longitudinally crispate; limb usually campanulate, 5-parted; lobes spreading. Stamens included; filament very short; anthers oblong-linear, apex obtuse, mucronulate.

花冠白色,黄,或紫罗兰色,辐射对称,漏斗状的或高脚碟状;纵向的条纹状毛的喉具附属物或,或crispate;通常钟状的瓣片,5深裂;裂片平展雄蕊内藏花丝非常短;花药长圆形线形,先端钝,具小短尖。

Deciduous, rarely evergreen; leaves papery or rarely leathery; style cylindrical or clavate; stigma capitate or disciform, rarely punctiform; locules of fruit stone 2; anthesis spring and early summer, rarely autumn; bracts inserted distal and adnate to i

落叶,很少常绿;叶纸质的或很少革质;花柱圆筒状的或棍棒状;柱头头状或盘状,很少点状;果核的室2;开花期跳起和初夏,很少秋天;苞片着生的上部和贴生于i 3 Cornus subg。 Kraniopsis 梾木亚属

Cupule globose to slightly depressed, 1.5-2 cm in diam., completely enclosing nut, apically with a short, convex nipple, wall 0.5-1 mm thick; bracts imbricate, triangular, subulate, appressed, with tawny, lamellate, waxy scalelike trichomes.

直径的对稍背腹扁平,1.5-2厘米球状的Cupule,包围坚果,具一短,凸奶头,壁0.5-1毫米厚的顶部的完全;覆瓦状的苞片,三角形,钻形,贴伏,褐黄色,片状,腊制的具。

To anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro-frame(in corresponding to structure units and structure segments) and with the rock masses, structure-rock assemblages, line-featured and belt-featured structures as well as penetrative and non-penetrative foliation (primary stratum and transposition layering) and folds as the texture and structure elements is the main contents of remote sensing analysis.

遥感解析以区域线状构造及由它划分的块状、片状地质体为宏观骨架(对应于构造解析划分的构造单元、构造均匀区段),以地质体中的岩体、构造岩石组合,线状、带状构造,透入性、非透入性面状和褶皱等构造作为解析的结构构造要素,以造山带表壳组成和结构构造解析研究为主要内容。

By SEM, different component have great effect on flocculent structure. Zn have trend to form network, Al and Mg form sheetlike to around. Structure characterizations of PSAZ and PSMZ is different of common IPF, it has nicer flocculation efficiency and stability.

扫描电镜分析表明不同组分对絮凝剂结构具有较大的影响,发现增加锌的含量,有利于生成网状物,铝、镁的向四周发展的片状结构,聚硅酸铝锌和聚硅酸镁锌的结构不同于一般的絮凝剂,其特殊的片状结构决定了絮凝的优良的絮凝效果。

By the combination of experimental results with theory of crystal growth, some growth models and growth mechanisms were proposed. Research results confirmed that pillar-shaped TaC whisker with spherical droplet at the end grew via a vapor-liquid-solid mechanism, pillar-shaped whisker with pyramid-like end was formed via a vapor-solid mechanism, awl-shaped TaC whisker with zigzag end formed via a liquid-solid mechanism, awl-shaped TaC whisker with growth step at the end has a growth mechanism of screw dislocation mechanism. The growth mechanism of dumbbell-shaped MgO nanowhisker and NaCl particle-decorated MgO nanowhisker is VS; C and MgO powder-yielded MgO nanowhisker was formed via a VLS mechanism, Mg powder-yielded MgO microwhisker and MgO microsized or nanosized crystal sheet grew via a VS mechanism. In the Si and SiO〓 nanostructures, Si nanowires formed in higher-temperature zone grew via oxide-assistant mechanism, while Si nanowires or nanorods formed in lower-temperature zone have a growth mechanism of VLS, and the growth mechanism of SiO〓 nanowires is VS.

研究确定呈平直柱状且头部带有球形颗粒的TaC晶须是通过气-液-固机制生长;头部呈之字型的锥状TaC晶须则通过液-固机制生长;晶须头部为四棱锥状的粗长TaC晶须的生长机制是VS机制;顶端呈锥状且有生长台阶的TaC晶须通过螺位错机制生长;哑铃状氧化镁晶须和氯化钠颗粒修饰的氧化镁纳米晶须的生长机制是气-固机制:当采用C+MgO粉提Mg源时形成的氧化镁纳米晶须的生长机制是VLS,而采用直接热蒸发Mg粉时得到的氧化镁微米晶须的生长机制为VS,纳米和微米晶片的生长机制均为VS机制;在高温区,硅纳米线的生长机制是助氧化机制,在低温区硅纳米线和纳米棒的生长机制是VLS机制,而氧化硅纳米线的生长中VS机制占主导地位。

Flowers unisexual and plants dioecious; inflorescences without leaflike bracts or with few caducous leaflike bractlets; seeds abaxially longitudinally furrowed for 3/5 length

单性的花和植株雌雄异株;花序没有叶状苞片或具很少早落的叶状的小苞片; 3/5的期间的种子背面的纵沟 11

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