查询词典 precipitate

The cubic nanopowder of barium titanate was obtained when the precipitate was washed, stoved, and then calcined at 600 ℃ for 1 h.

将该前驱体沉淀洗涤、烘干，600℃煅烧1h，可制得立方相的纳米钛酸钡粉体。

The precipitate is sedimented by low-speed centrifugation (2000 × gravity for 1-2 hours).

将沉淀物通过低速离心（2000g，1-2hr）。

These two elements precipitate into otoliths crystal lattice or interstitial to substitute for calcium (Ca2+) in vaterite or aragonite. The precipitation of otoliths is controlled not only by biological regulatory, but also influenced by environmental factors, such as: element concentration, salinity, temperature of ambient water, food intake, etc.

耳石结晶沉淀的整个过程不仅受生物的调控作用，而且还受到外界环境，如水体元素浓度、盐度、温度等因素的影响，因此耳石中某种元素的浓度与其在水体中的浓度之比与鱼类所生存的环境之间具有一定的响应关系。

Zinc sulfide nanoparticles with different sizes were synthesized by a unique precipitate dissolution method using zinc alkyl xanthate and sodium sulfide as zinc and sulfur sources, respectively. The samples synthesized were characterized by low temperature nitrogen adsorption and desorption, Transmission Electron Microscope, powder X-ray Diffraction and Fourier Transform Infrared Spectroscopy techniques.

以烷基黄原酸锌和硫化钠分别为锌源和硫源，采用烷基黄原酸锌沉淀溶解法制备了粒度可调、粒径分布比较窄的面心硫化锌纳米粒子，利用比表面积测定、透射电镜、粉末X射线衍射、傅里叶转换红外光谱等方法对合成的硫化锌纳米粒子进行了表征。

Place the funnel with the filter paper and the precipitate in the neck of a 50mL volumetric flask.

将置有滤纸和沉淀物的漏斗置于50ml容量瓶瓶颈处，使用EDTA饱和的20％的氢氧化钠溶液清洗，然后使用蒸馏水清洗并定容。

A vigorous stir-up, sit-them-up regimen with early oral intake is likely to precipitate nausea and vomiting.

鼓励早期坐起经口进食也很有效。

Methods Sputum sample of 146 patients with tuberculosis are examined by smear, Bactec detection and culture on acidic Rose Medium, with the supernatant, the middle-supernatant, the supernatant of self-sedimentation and centrifugal precipitate in sample tubes after treatment of 2%NaOH.

对146例结核病人的痰标本分别作涂片、Bactec 法检测和 2%NaOH 碱处理后，吸取标本管内上清液体、中部液体、自沉淀液体和离心沉淀法后的标本接种于酸罗氏培养基。

Melamine can be excreted out of the body, lead has been drinking or by the skin infiltrated into the body, it will form a precipitate, Full Lift Safety Valves that is serious lead poisoning.

三聚氰胺还能被人体排泄出去，铅被喝进或由皮肤渗进体内后，会形成沉淀，严重了就是铅中毒。

And much less money is in the form of short-term, high-interest, dollar-denominated bonds that can precipitate a crisis in the event of a currency devaluation.

而且，有更少的资金是短期、高息和以美元面值的债券，而此类资本在货币贬值时会加快危机的步伐。

The fate of the world is in his hands, or so the world believes, and one careless, ill-prepared speech could precipitate a crisis.

世界的命运掌握在他的手里，因此他一旦出言不慎，信口开河，就有可能引发一场危机。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。