硫酸

Then SAM precipitation was carried out by picric acid and SAM precipitated is higher than 90％. After butanone extraction, acetone precipitation and SAM sulfate or SAM double salt of sulfate and p-tosylate formation, the stable SAM salt was obtained.

结果表明，苦味酸是一种选择性较好的沉淀剂，沉淀步骤得率在90％以上，制备SAM的硫酸盐的总得率在60％以上，而硫酸对甲苯磺酸双盐的得率在50％以上，产物的纯度达到了95％以上，已经达到了国外同类产品的质量指标。

Determine the content of the moisture with the dry law of the atmosphere; With is it draw law draw fat , analyse the backbone fat first esterification with the gaseous phase chromatogram to ask for; Determine the content of starch by fastenning all law; Propose the alcohol and sink the law and draw many candies with water, and determine many content of candy more than the color law with the phenol - the sulphuric acid.

用常压干燥法测定水分含量；用索氏提取法提取脂肪，将脂肪甲酯化，用气相色谱分析主要成分；用旋光法测定淀粉含量；用水提醇沉法提取多糖，并用苯酚-硫酸比色法测定多糖含量。

Methods: 80 patients with ecchymosis were divided into observation group (40 cases) and control group (40 cases) randomly. Skin of afflicted part was sterilized with iodophor, then washed with normal saline, and pasted comfeel transparent dressing on afflicted part after dry in observation group. Skin of afflicted part was compressed with 50℃, so% magnesium sulfate, 20 minutes each time, twice a day in control group.

将80例皮下出血患者随机分为观察组（40例）和对照组（40例），观察组将患处皮肤先用碘伏消毒穿刺部位再用生理盐水清洗待干后采用康惠尔透明贴贴于患处，根据是否皱折及膜内胶体渗出情况给予更换；对照组采用温度为50℃，50%的硫酸镁热湿敷处理，每次20min，2次／d。

Magnesium sulfate should be considered for prevention of eclampsia in all women with preeclampsia.

所有先兆子痫的孕妇预防子痫应考虑硫酸镁。镁毒性取决于血浓度。

Routine prenatal care,diagnosis and treatment of pregnancy induced hypertension in time,sufficient magnesium sulfate and postparttan analgesia can all lower the incidence of the eclampsia.

加强产前保健，及时诊断及治疗妊娠期高血压疾病，应用足量的硫酸镁治疗并维持一定的血药浓度，注意产后的适时镇痛可以降低子痫的发生。

The turbidity of effluence is bellow 5NTU and the concentration of dissolved total substance is bellow 100mg/L.

不投加混凝剂时，对总磷的去除率为50％，投加硫酸铝混凝剂后，对总磷的去除率可达85％。

The cycle of the eluviation can be shortened even without acidific.

试验首次证实，硫酸亚铁盐作基质时在曝气条件下可以不需预酸化，也可以达到较好的处理效果。

Objective:To study the effect of emollient preparation on skinICAM-1 expression induced by nickel sulfate.

目的：研究润肤剂对硫酸镍(NiSO4)诱导的体外培养皮肤组织表皮ICAM-1表达的影响。

Emollient might have a potential value in the prevention of allergic contact dermatitis.

提示润肤剂对硫酸镍引起的接触性皮炎可能具有一定的保护作用。

Compared with emulsifier unesterified, it has higher cloud point, which could apply to conventional emulsion polymerization.

与未进行硫酸酯化的乳化剂相比，其浊点明显提高，适用于常规的乳液聚合。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷