查询词典 microscopy

At carbonizing temperature between 425 ℃ and 720 ℃,the micropore volume is between 0.124-0.222 mL/g. Surface of the carbon is also observed by scanning electron microscopy. During thermogravimetric analysis,the cell wall of coconut shell disassembles to form macropore at μm level while its cellulose structure was retained.

本研究还探讨了椰壳炭的孔结构参数，炭化温度 4 2 5～ 72 0℃，其微孔容积为 0 。12 4～ 0 。2 2 2mL / g ，并用扫描电子显微镜观察了椰壳炭的表面形貌，椰壳在热分解时，细胞壁分解形成了微米级的大孔，并保留了椰壳的纤维状结构。

The surface morphologyand composition of bulk electrodeposits were characterized by means of thescanning electron microscopy.

通过扫描电子显微镜对镀层的微观形貌和成分进行了表征。

The effect of the concentrations of main salts and the process conditions on the compositions, and the morphologies of Sn-Ag-Cu alloy electrodeposits were investigated by X-ray fluorescence and scanning electron microscopy.

采用X射线荧光光谱仪和扫描电子显微镜研究了镀液中主盐浓度和电镀工艺条件对镀层的组成和形貌的影响。

Narrow distribution microsphere standards have been produced and certified by Electroformed sieve analysis and microscopy using a NIST reference.

已生产出20种窄分布标准微球颗粒，并已经根据 NIST 方法用电铸筛和显微镜来进行验证。

To explore the existence and dynamic changes of the Golgi body-like structure in the log-phase and encysting trophozoites (6, 12, 18 hours) of Giardia lamblia, these trophozoites were stained with C6-NBD ceramide, a specific marker for Golgi body in eukaryotic cells, and then they were observed with fluorescence microscopy.

目的 探讨类高尔基体结构在蓝氏贾第鞭毛虫滋养体和成囊不同时段的存在情况及其动态变化机理。方法用可特异性标记真核细胞高尔基体的荧光染料C6-NBD神经酰胺，标记有活性的蓝氏贾第鞭毛虫滋养体及成囊6、12、18h虫体，并用荧光显微镜观察。

Halogen-free phosphate compounding flame system of ABS becomes our main research objective.Melamine phosphate polymer among them was enwrapped.In order to confirm the effect after enwrapping,scanning electron microscopy and thermogravimetry testing were carried out.

对聚磷酸蜜胺盐进行了包覆改性，用扫描电镜和热失重等方法分析了包覆前后的效果，将包覆聚磷酸蜜胺盐应用于磷系复配阻燃体系和膨胀阻燃体系，在ABS中添加25%可获得较好的阻燃效果，极限氧指数可达26 1，力学性能和物理机械性能下降约37%。

The CoFe2O4/TiO2 magnetic nano-photocatalysts has fairly good magnetic property. The X-ray diffraction, transmission electron microscopy and ultraviolet-visible technique were used to analyze the phase structure, size and spectrum response scope of the samples. The XRD indicated the anatase TiO2 was formed when TCF modified by plasma. The size of CoFe2O4 particles was about 20 nm. The diameter of CoFe2O4/TiO2 particles is in the range of 30~40 nm. So the shell of TiO2 enwraps closely around the core and the thickness is in the range of 10~20 nm.

运用VSM技术对样品磁性能进行研究，结果表明：等离子体修饰后的复合材料仍具有较高的饱和磁化强度，可在外加磁场作用下实现催化剂在水中的分离与回收；样品的XRD、TEM和UV-Vis分析测试结果表明：等离子体修饰后的复合材料有锐钛矿型TiO2存在；TEM谱图显示磁核CoFe2O4的平均粒径约为20 nm，TCF复合粒子的粒径约为30~40 nm，TiO2包覆层的厚度为10~20 nm。

Methods The p21 HBsAg/HBsAg transgenic mice(2,6,12, 18, 24 months) in SPF grade and corresponding p21 +/+ mice were dissected and the liver and hepatic tumor tissues were extirpated for the examination by histological HE staining and electron microscopy.

方法分别选取2，6，12，18，24月龄的SPF级p21HBsAg/HBsAg转基因小鼠和p21+/+野生型小鼠，剖检进行大体观察，取肝脏及肝脏肿瘤组织，进行组织学HE染色及电镜超微结构观察。

The adsorbate induced faceting can be used to fabricate single atom tip, which has applied potential for high resolution microscopy, field emission electron source, and ion source.

单原子针尖可以在高解析显微术及场发射电子源或离子源上有很好的应用潜力。

Then the difference of these lamellae in the histology and morphology were observed in light microscopy.

利用光镜研究怀卵期外鳃小瓣与非怀卵期鳃小瓣在组织学和形态学上的不同点。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。