查询词典 precipitate

Uterine obstruction of venous return can produce prearrest hypotension or shock and in the critically ill patient may precipitate arrest.1,2In cardiac arrest the compromise in venous return and cardiac output by the gravid uterus limits the effectiveness of chest compressions.

在怀孕20周以后，妊娠子宫挤压下腔静脉和主动脉，使静脉回流和心输出量受阻。子宫静脉回流受阻会导致停跳前高血压或休克，对病情危重的患者促进心跳停止[1，2]，同时，妊娠子宫还限制肺的舒张。

In the present paper,the use of 8-hydroxyquinolinecomplexs in precipitate flotation to separate and preconcentrate Cu and Mn,using SDBS as collector,followed by AAS spectrophotometric determination is proposed.

提出了以8-羟基喹啉为沉淀剂，十二烷基苯磺酸钠为浮选剂，沉淀浮选预分离富集与火焰原子吸收光谱法联用测定痕量Cu和Mn的新方法。

Concentration of the virus particles by precipitation Because viruses are proteinaceous, they can be precipitated by methods that will precipitate proteins.

通过沉淀将病毒物质浓缩。由于病毒是蛋白质性质的，它们能通过蛋白质沉淀法沉淀。

Armigera and M. separata mid-gut juice, but, other less than 60kD proteins also can be got by M. separata mid-gut juice .4 Many Bt Cry1AcE toxins can be got by the method of precipitate and resolve, which have high purity.

在相同的时间下，粘虫中肠消化液蛋白酶活性比棉铃虫中肠消化液要高；在37℃条件下，棉铃虫中肠消化液经过30和60min将130kD的Bt CrylAc原毒素酶解为60kD的毒素，而粘虫中肠消化液经过30和60min对Bt CrylAc原毒素酶解作用，除得到60kD的毒素外还得到了40kD和分子量更小的蛋白。

Thus, it is feasible to use the introduced precipitate accumulating device in the recovery of struvite from SWBDE .

研究表明，自主设计的沉淀收集装置可以用于猪场厌氧消化出水鸟粪石的回收。

It also should be considered when sustained supraventricular tachyarrhythmias precipitate angina, heart failure or hypotension.

也可以用于持续室上性快速心律失常导致的心绞痛、心衰或低血压。

But, there was no Ca(superscript 2+) precipitate in tapetal cells of Zhenshan 97B at the pollen mother cell stage and the meiosis stage and the Ca(superscript 2+) precipitates in tapetal cells mainly deposited in the disaggregated cytoplasm.

而保持系绒毡层细胞遮花粉母细胞时期和减数分裂时期细胞内没有Ca(上标 2+)沉淀；单核花粉时期绒毡层细胞内的Ca(上标 2+)沉淀主要分布在解体的细胞质内。

Thus, SRB were likely to reduce sulfates to sulfides simultaneously with petroleum oxidization, and directly or indirectly reduce hexavalent uranium U to tetravalent uranium U to precipitate pitchblende.

于是，利用烃类作为生存的碳源，硫酸盐还原菌将硫酸盐还原的同时，直接或间接地把六价铀U还原成四价铀U，导致沥青铀矿形成。

Tissues were treated with trichloroacetic acid to precipitate impurities.

样品处理采用30%三氯乙酸沉淀内源性杂质。

The detection wavelength was 254 nm.tissues were treated with trichloroacetic acid to precipitate impurities.

样品处理采用30%三氯乙酸沉淀内源性杂质。

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。