再精制

The fir essential oil was extracted from fir root by steam distillation method, from which cedrol was extracted, and then, cedrol methyl ether was synthesized based on cedrol.

以杉木根为原料通过水蒸气蒸馏法提取杉木精油，从杉木根精油中精制提取柏木脑，再以柏木脑为原料合成甲基柏木醚。

First choice of green, grass carp, carp and other fish and vintage flour, maize flour, and then juices sesame oil, salt, after kneading, rolling, steaming, cutting, drying processes from refining.

首先要选用青、草、鲢、鲤等鱼肉和上等白面、玉米粉，再拌上麻油、细盐，经过揉、擀、蒸、切、晒等工序精制而成。

Refined snake venom is first produced with snake venom of Pallas pit viper through twice chromatographic separation, saturated ammonium sulfate precipitation, centrifugal separation, dialysis and freezing drying and then produced into the said medicine through compounding, filteration, disinfection and packing.

一种治疗肝炎病的药物疏肝酶，是由复蛇蛇毒经两次层析分离，饱和硫酸铵沉淀，离心、透析、冷冻干燥而得精制蛇毒，然后再经配制、过滤、除菌灌注、封口而成。

Solid form tea is a kind fine the rework tea of a form, with tea first, the fritter end tea that purificatory nature comes into being, grind wear tea pink, join the adhesive that accords with food requirement next, harmonic suppress is become fine solid form tea.

固形茶是一种细条形的再加工茶，用茶叶初。精制自然产生的细片末茶，研磨成茶粉，然后加入符合食品要求的粘合剂，调和压制成细条的固形茶。

Gather a sour buffer liquid of the sugar adoption lemon to carry on taking out to lift to the sweet dew in the beer leaven, separate many sugar from ferment a liquid, is precipitate with cold methyl alcohol, get a white thick lift a thing, use the 铵 salt and boric acid of the quarter again with many sugar the formation match with a thing, adding ether to precipitate, getting white and refined sample, average each 50 gs the wet leaven cell can get such refined sweet dew to gather the sugar 0.6 gs, computing with the this kind method withdraw of produce a rate for 1.2%.

对啤酒酵母内的甘露聚糖采用柠檬酸缓冲液进行抽提，从发酵液中分离多糖，以冷甲醇沉淀，得白色粗提物，再用季铵盐和硼酸与多糖形成配合物，加乙醇沉淀，得到白色精制样品，平均每50g湿酵母细胞可得到这样的精制甘露聚糖0.6g，计算出以此种方法提取的产率为1.2%。

Capsicum oleresin is a kind of natural hot sauce separated and refind from capsicin extracted from chlili.

辣椒精是从红辣椒果实中提取的辣椒油，再经分离精制而得的一种具有天然辣味的调味品。

Capsicum oleresin is a kind of natural hot sauce separated and refind from capsicin extracted from chlili.

信息内容：辣椒精 Capsicum Oleoresin 辣椒精是从红辣椒果实中提取的辣椒油，再经分离精制而得的一种具有天然辣味的调味品。

Methods Activate groups A and C meningococcal polysaccharide with cyanogens bromide and prepare into MenAPS-ADH and MenCPS-ADH derivatives by reacting with 1, 6-adipic acid dihydrazine. Mix MenAPS-ADH and MenCPS-ADH derivatives with purified tetanus toxoid at a certain mass ratio, then add l-ethyl-3(3-dimethylaminopropyl)-carbodiimide to prepare bulks of MenAPS-TT and MenCPS-TT conjugates respectively. Mix the two bulks at a certain ratio, add stabilizer and lyophilize to prepare group A+C meningococcal polysaccharide conjugate vaccine.

A群和C群脑膜炎球菌多糖在溴化氰的活化下，以1，6己二酰肼作为连接子，与精制破伤风类毒素在碳二亚胺作用下结合，再按一定的比例将两者混合，制成A+C群脑膜炎球菌多糖结合疫苗原液，加保护剂冻干后，制成A+C群脑膜炎球菌多糖结合疫苗。

Silicofluoride acid radical of the mother liquor will be transformed into sodium silicofluoride if excess sodium chloride was added,and the mother liquor was refined.The refined hydrofluoric acid and various aluminum can compose the by-product-cryolite,which can improve the collection rate of fluorin,aluminum and silicon.

其关键技术为氯化钠脱硅：投入过量氯化钠，使母液中氟硅酸根转化成副产品氟硅酸钠，母液被精制；再加入精制氢氟酸与各形态铝合成冰晶石副产品，从而有效地提高了氟、铝和硅的收率。

In 5 to August every year during this period is the period of harvest, cut stems and leaves together, such as with the soil should be dry cleaned, and then cut hay cutter about 5 cm above-like stems and leaves, according to the bake - Green tea processing methods, the fixation, rolled, pieces of solution, drying or dry fried, that is to become the beginning of the pentaphyllum tea products, refined plastic, bag in the form of packages made of.

在每年5～8月这段时间内是收割期，将茎叶一起割下后，如带有泥土的，应洗净晾干，再用铡刀切成5厘米左右段状茎叶，按制烘青绿茶方法加工，经杀青、揉捻、解块，烘干或炒干，即成为绞股蓝茶的初制品，再精制整形，包制成袋泡茶形式。

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。