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The method comprises the following steps: according to the raw water quality, the change of the number of bacteria inside the sedimentation tank and the water quality of the backflush yielding water, the backflush yielding water in the sedimentation tank is collected and deposited in a backflush phase of a working period; supernatant fluid containing mass active bacteria and soluble nutrient elements reflow to the sedimentation tank; total or partial sediment containing soluble nutrient elements in an underlayer reflow to the sedimentation tank and is reutilized by mass microorganisms in the sedimentation tank, thereby replenishing the nutrient substrate needed for microorganism growth, proliferation and metabolism under the condition of the low nutrition substrate, and maintaining the ecological stability in the sedimentation tank.

该方法根据原水水质和生物滤池内部细菌数量的变化以及反冲洗出水的水质,将生物滤池工作周期中反冲洗阶段的反冲洗出水收集并沉淀,将其含有大量活性细菌和溶解性营养元素的上清液回流至生物滤池,下层含有不溶性营养物质的沉淀全部或部分回流至生物滤池,被生物滤池当中的大量存在的微生物重新利用,从而补充在低营养基质条件下,微生物生长、增殖和新陈代谢所必需的营养基质,维持生物滤池当中的生态稳定。

The solution of fluorine- containing aromatic medlin is greatly increased without influence heat-proof quality, the light-admitting quality of material is improved, the filming property is good and reflecting rate is low.

本发明的含氟芳香聚酰亚胺在不牺牲材料的耐热性的前提下,大大提高溶解性,增加材料的光学透过性,并具有良好的成膜性和较低折射率。

PAP-C23, amplified from mature pokeweed antiviral protein gene by PCR, was cloned into the expression vector PET101, and then the recombinant plasmid was transformed into Escherichia coli BL21(DE3). The recombinant mutant PAP was expressed high-levelly induced with IPTG.

用KCL溶液染SDS-PAGE胶,切下表达的目的蛋白,冰浴研磨后用磷酸缓冲液溶解,再加入等体积的福氏不完全佐剂,乳化完全后,免疫家兔,制备抗PAP蛋白的多克隆抗体,间接ELISA法测定所制备的抗血清的效价为1:1000。

Using poly (4-merhylpentene-l) as a membrane material and cyclohexane, irich-loroethylene, tetrachloroethylene, mixture of cyclohexane and trichloroethylene or tetrachloro-ethylene as solvents, the solution were cast to form homogeneous dense membranes, and the crystalline properties and surface morphology were investigated by DSC and TEM.

以聚4-甲基戊烯-1为膜材质,分别以环己烷、三氯乙烯、四氯乙烯、环己烷/三氯乙烯及环己烷/四氯乙烯为溶剂,研究了这些溶液浇铸膜的结晶性质和表面形态。结果表明,溶剂对PMP的相对溶解能力和挥发速度同所成膜内PMP的结晶形式和结晶度密切相关;不同溶剂体系的PMP溶液浇铸膜的表面形态也不尽相同。

The chemistry behavior research of wollastonite indicated that the silicon-potassium fertilizer has a chemical active in organic acid.The factors affecting manurial effect of silicon-potassium fertilizer are not only soil pH and desilicification,but also content and type of organ in the soil.Wollastonite chemistry behavior indicates that silicic acid can be dissolved out from silicon-potassium fertilizer in chlorhydric acid solution if pH of solution is not smaller than 2. The drop of apparent density,increase of DBP sorptive rate and specific surface for leavings indicate that hydrated silicon oxide is polyporous,and those mineralogic feature presignify that silicon-potassium fertilizer has a role of conservation of both Moisture and Fertility and improving soil structure.After active ingredient releasing,silicon-potassium fertilizer leaves half the substance (non-active ingredient)in soil.

熟料单矿物在酸溶液中的化学行为研究表明,硅钾肥矿物在有机弱酸中的化学活性较好,影响硅钾肥肥效发挥的因素是土壤pH值和土壤的去硅化程度,还有土壤有机质的含量与种类;硅灰石在盐酸溶液中化学行为表明,在反应体系pH不小于2的情况下,硅钾肥矿物大量溶出硅酸根组分;溶解残余物表观密度降低、DBP吸着率和比表面积增加表明水合二氧化硅是以多孔形式存在,为硅钾肥具有保水保肥、改良土壤结构的提供了矿物学依据。

As a prime of nourishing soup, the soup combine pig marrow and several kinds of famous herbal medicine such as Chinese caterpillar fungus,decocted for sevral hours, fully dissolve similarity of mucilage glue in soup,milky soup gathered plenty of calcium, phosphorus,iron,amino acid,collagen which is very important to people's helthy,the taste is savory,lubricative,mellow without heavy,having healthy preserving and hairdressing dual effect.

作为滋补汤类的上品,它精选了猪骨髓配以虫草等数十味上等名贵中草药,经过数个时辰的煨制,使骨头的类粘朊等,充分溶解于汤内,奶白色鲜骨汤凝汇了丰富的钙、磷、铁、氨基酸及胶原蛋白等补充人体需要的营养元素,喝之鲜香润滑、醇而不腻,并伴有醇厚粘唇的口味,具有补益养生和美容养颜双重功效。

Carbowax of matrical suppository can dissolve in water and various organic solvents, having superior lubricity and thermostability, having no toxicity and stimulation. The electrolysis has no influence on it dissolved in water. As a excipient , it has a protection to the interferon albumen.

本处方系参照《药剂学》中的配方而设计的,栓剂基质聚乙二醇能溶于水和多种有机溶剂,有优越的润滑性及热稳定性,几乎没有毒性和刺激性,对水的溶解性不受电解的影响,用做赋形剂,对干扰素蛋白有保护作用。

Pulp mills can use partial borate autocausticizing to increase their causticizing capacity or reduce energy intensity by adding sodium metaborate to the liquor cycle which drives autocausticizing reactions in the recovery boiler and forms sodium hydroxide in the smelt dissolving tank without the use of lime or additional causticizing processes.

纸浆厂可以利用硼酸盐自动苛性微粒来提高他们的苛性化能力或是通过在循环液中增加驱动回收炉中的自动苛性化反应和在冶炼溶解池中形成氢氧化钠而不使用石灰和额外的苛性处理的硼酸钠来减少能源的强度。

After quenching, the phases of the composite are as same as the as-cast composite, but the morphography of TiC particulate was transformed from square to sphere, some TiC particulates coarsen due to the precipitation of the solid-soluble TiC particulates; the other TiC particulates change into the smaller spherical particulates due to the solution of the sharpangled portion of the quadrate TiC particulates.

热处理后,复合材料的相组成不变,但是TiC颗粒由方形变成球形,固溶析出的TiC颗粒在某些TiC颗粒的表面沉积,使后者粗化;另一些方形颗粒的尖角处溶解形成直径更小的球形TiC颗粒。

Acetone and methyl ethyl ketone does have a strong solubility, due to solvent inks are pigment dispersant through a combination of bond and bond formation of throwing power, and too strong solvents will destroy this balance, resulting in pigment dispersion instability precipitation, the ultimate plug nozzle.

丙酮和丁酮确实有很强的溶解性,由于溶剂墨水中的颜料是被分散剂通过键与键的结合形成分散能力的,过强的溶剂会破坏这种平衡,造成颜料分散的不稳定,产生沉淀,最终堵塞喷头。

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