显微镜

Remarks :① In 1827, Scottish botanist Brown (,1773-1858) observed minute particles within vacuoles in the pollen grains executing a continuous jittery motion while examining pollen grains and the spores of mosses and Equisetum suspended in water under a microscope .

备注：①1827年，英国植物学家布郎(，1773-1858)把花粉悬浮在水中，用显微镜观察，发现花粉的小颗粒在作不停地，无秩序的运动，这种现象叫做布郎运动。

Effects of yttrium and erbium on the microstructure and the mechanical properties of the 2519 aluminum alloy were investigated by means of optical microscope, SEM, X-ray and tensile test.

用光学显微镜、扫描电镜、X射线衍射分析、拉伸实验等研究了钇、铒对2519铝合金组织及力学性能的影响。

By means of ESCA and phase-contrast microscope, it has been demonstrated that the curing of NH2(CH2)3Si(OC2H5)3 itself is the reason of this phenomenon.

用ESCA和相差显微镜等方法证明了这种现象是由于NH2（CH2）3Si（OC2H5）3自身固化产生的分相性引起的。

These two isolates presented typical characteristics of Streptococcus iniae with gram-positive cocci in chains, catalase negative and beta-hemolytic, growth under 10℃ and non-growth up 45 ℃, hydrolyzation of esculin and arginine, Voges-Proskauer, urease, and hippurate tests negative, fermentation of glucose, salicin, sucrose and starch, non-fermentation of arabinose, inulin, lactose, melibiose, raffinose and sorbitol.

实验结果表明，两菌株具有典型的海豚链球菌特性：在显微镜下为球形细胞，呈长短不一的链状排列，革兰氏染色阳性：在血琼脂平板上显示β溶血；1O℃生长，45℃不生长；接触酶阴性；水解七叶苷、精氨酸，VP试验、脲酶和马脲酸试验阴性；发酵葡萄糖、水杨苷、蔗糖和淀粉，不发酵阿拉伯糖、菊糖、乳糖、蜜二糖、棉子糖和山梨醇等。

Amphoteric tapioca starch with carboxyl groups was produced via crosslinking, oxidation and etherization reactions. The product was then characterized by means of SEM, XRD and colloid titration, with the preparation mechanism being also investigated.

采用交联、氧化和醚化反应制备羧酸型两性淀粉，通过扫描电子显微镜、X射线衍射、胶体滴定等方法对该淀粉进行表征，并研究了该两性淀粉的合成机理。

Use conventional paraffin production technology, and optical microscope right Euonymus japonicus stems and leaves of anatomy.

利用常规石蜡制片技术，通过光学显微镜对大叶黄杨茎和叶进行了解剖学观察。

The main conclusions are:(1) The dymatic process of eutectoid transformation is observed continuously though high-temperature microscope for the first time.

由实验结果和分析可得出以下结论：(1)首次利用高温金相显微镜连续地观察共析转变的动态过程。

Visitors must peek into microscopes to examine these remarkable iridescent flowers and birds.

参观者必须从显微镜窥视，检查这些奇异的彩虹色的花和鸟。

Mycorrhizal fungi enter the velamen and exodermis through root hair, invade the cortical tissue by the exodermal passage cells and then form pelotons.

独花兰具有典型的兰科植物菌根构造，在光学显微镜下可以观察到菌根真菌从根毛进入根被和外皮层，通过通道细胞侵入到皮层薄壁组织，在皮层薄壁细胞内形成菌丝团。

Methods Three-dimensional gels of type I collagen containing rabbit keratocytes were incubated in the presence of different concentrations of exotoxin A (0.1,1.0,10 mg·L-1),cultivated for 24 h at 37℃, the change of keratocytes in morphology was observed under the light microscope,and the amount of lactate dehydrogenase was measured by enzyme linked immunosorbent assay.

含兔角膜基质细胞（1×105·mL-1）三维胶原凝胶表面添加提纯的不同浓度绿脓杆菌外毒素A（0.1、1.0和10 mg·L-1）后，放入无血清MEM培养液中37℃培养24 h，采用光学显微镜观察培养的兔角膜基质细胞形态学变化，采用酶联免疫吸附法检测损伤的兔角膜基质细胞释放的乳酸脱氢酶含量。

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。