苯酚酞一种白色或淡黄色的晶体粉末,c20h14o4,用作酸性指示。
A white or pale yellow crystalline powder, C20H14O4, used as an acid-base indicator, in making dyes, and in medicine as a laxative.
一种白色或淡黄色的晶体粉末,C20 H14o4,用作酸性指示剂,用于制染料,并在医学上用作一种轻泻剂。
A white or pale yellow crystalline powder, C20H 14o 4, used as an acid-base indicator, in making dyes, and in medicine as a laxative.
对苯二氨基联苯:一种淡黄色、白色或淡灰红色的晶体粉末,NH2C6H4C 6H 4NH2,用在染料和血迹检查中。
A yellowish, white, or reddish-gray crystalline powder, NH2C 6H 4C 6H 4NH 2, used in dyes and to detect blood stains.
通过X -射线粉末衍射证明了溶析结晶与冷却结晶得到的晶体结构相同。
X-ray powder diffraction showed that crystals prepared by cooling and dilution crystallization were of the same structure.
射线粉末衍射数据确证了其晶体结构,证明这些荧光粉晶相组成纯净。
The data of X-Ray Powder Diffraction have proved these phosphors 'structure and their pure crystal composition.
对于碳酸镁铵的合成,通过查相关资料,前人仅制得该物质的粉末晶体,并未见有合成单晶的报道。
Only the powder crystal of ammonium magnesium carbonate tetrahydrate prepared was reported in previous literature, but there was no report on the synthesis of its single crystal.
我知道食用盐是白色的,但这是因为你让它成了粉末,因为有了多个散射面,但是一个大的氯化钠晶体,是无色透明的。
I know table salt is white, but that is because you have power and you have multiple surfaces scattering, but a large crystal of sodium chloride is clear and colorless.
以白色粉末或无色晶体形式存在的化合物,KHCO3,用于发酵粉中和用作解酸剂。
A compound, KHCO3, in the form of a white powder or colorless crystals, used in baking powder and as an antacid medicine.
本文根据文献的有关资料,综述了粉末衍射图形拟合修正晶体结构的方法。
The refinement of crystal structure by the powder diffraction profile fitting method is reviewed on the basis of the relevant in the literature.
白色结晶性粉末或无色结晶体,易溶于水,在乙醇中不溶。
White, crystalline powder or colorless crystals, freely soluble in water, practically insoluble in ethanol.
用XRD测试粉体的晶相组成; 用TEM分析粉末的晶体形貌。
The microstructure and crystal type of nano-powders were characterized by TEM and XRD.
这种粉末就是类晶体硅钢粉,它可经粘结挤压成型为电机或变压器铁心。
The powder is just the crystalloid silicon-steel one which can be bound together and extruded into cores for electric motor or transformer.
还描述了制备纳米晶体磷酸钙粉末或涂层的方法。
A method of producing a nano-sized crystalline calcium phosphate powder or coating is also described.
纳米晶体磷酸钙可以是粉末形式或者在表面上的涂层形式。
The nano-sized crystalline calcium phosphate may be in the form of a powder or in the form of a coating on a surface.
槲皮苷,栎皮酮一种黄色粉末状的晶体化合物c5h 15o2 (oh)5,人工合成或以糖苷存在于许多植物的果皮及树皮中,在医药中用来治疗不正常的毛细血管脆弱。
A yellow, powdered crystalline compound, C5H15O2 (OH) 5, synthesized or occurring as a glycoside in the rind and bark of numerous plants, and used medicinally to treat abnormal capillary fragility.
用蒸发凝聚法制备的金属超微粉末的晶体结构与大块材料的晶体结构基本一致,氧化物含量少。
Under the experiment conditions, the crystal structure of the as-prepared ultra-fine metallic powders is almost the same as that of the bulk metal without obvious oxidation.
该晶体具粉末倍频效应,不易潮解,不易脱水等优点,操作条件易实现。
The crystal has the advantage of powder frequency-doubling effect, and can not be easily deliquesced and dehydrated. Moreover, the operating conditions can be easily realized.
采用化学共沉淀法,通过加入分散剂,制备了团聚程度低、结晶度完好、具有较好磁性能、不同组成的锰锌铁氧体粉末晶体。
The homogeneous low-agglomerated and well crystallined MnZn ferrite powder with good magnetic properties were prepared by coprecipitation method and adding dispersant.
晶体生长速率取决于过冷度、温度梯度和初始粉末颗粒尺寸。
The growth velocity of the crystal depends on the undercooling, temperature gradient and original particles in the precursor.
本文还给出了一套完整的晶体X射线粉末衍射数据,补充了jcpds卡片的不足。
A complete set of data on X-ray powder diffraction of KTPcrystals was obtained, which was a supplement to JCPDS CARDS.
藜芦定一种略带黄色的非晶体的粉末状生物碱,c36 h 51 no葎11,从沙巴草籽和藜芦根中提取。
A yellowish-white, amorphous powdered alkaloid, C36H51NO11, obtained from sabadilla seeds and from the rhizome of hellebore.
暗淡蓝绿单斜晶系晶体性粉末或颗粒。
Gray and turquoise single monoclinic system crystalline powder or granule.
性能:暗淡蓝绿单斜晶系晶体性粉末或颗粒。
Character: Gray and turquoise single monoclinic system crystalline powder or granule.
射线粉末衍射(XRD)分析表明,复合掺杂没有改变晶体的六方单相层状结构。
The results of X-ray diffraction (XRD) analysis show that it remains a well-layered structure with single phase of hexagonal after composite doping.
采用碳化铬、镍铬合金、氟化物共晶体和银的复合粉末为原料,通过等离子体喷涂方法制备高温耐磨自润滑涂层。
Self-lubricating wear resistant coating is prepared by plasma spraying using chromium carbide, nickel chrome, fluoride-metal, and silver composite materials.
通过X射线粉末衍射仪、场发射扫描电子显微镜和荧光分光光度计分别表征样品的晶体结构、颗粒形貌和发光性能。
The crystal structure, morphology and luminescent properties of samples were analyzed by the X-ray diffraction, field emission scanning electron microscope and spectrofluorometer, respectively.
通过X射线粉末衍射仪、场发射扫描电子显微镜和荧光分光光度计分别表征样品的晶体结构、颗粒形貌和发光性能。
The crystal structure, morphology and luminescent properties of samples were analyzed by the X-ray diffraction, field emission scanning electron microscope and spectrofluorometer, respectively.
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