有大孔的
- 与 有大孔的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The results of experiment show the optimal extraction condition of Gardenia Yellow: refluxing and extracting three times with 50 percent ethanol in 55℃, water-bath and extracting 4 to 5 hours, Gardenia Yellow extract solution is separated by X-5 absorption resin, and then with 30 percent ethanol, getting Geniposide white crystal, the determining purity by HPLC come to 99.1% and can be used as standard, the part doffing by 70% ethanol can be concentrated to get more pure Gardenia Yellow pigment.
实验证明了栀子黄的最佳提取条件:50%的乙醇回流提取3次,55℃水浴加热,提取时间为4-5个小时。栀子黄提取液经X-5大孔吸附树脂分离,用30%乙醇溶液洗脱,纯化得到栀子苷白色晶体,HPLC检测纯度达99.1%,可做标准品使用。70%乙醇洗脱部分浓缩可得栀子黄产品,精制后产品纯度有显著提高。
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Results The ethanol extracts 0.48 gkg^(-1, macroporous resin eluate of aqua 0.3 gkg^(-1 and the further purification 0.1, 0.3 gkg^(-1 could hasten gastric emptying in mice. Furthermore, they restrained the inhibition of dopamine on gastric emptying in mice. They had no effect on the inhibition of atropine.
结果 醇提物0.48gkg^(-1、大孔树脂水洗脱物0.3gkg^(-1及继续纯化物01、0.3gkg^(-1对正常小鼠的胃排空有促进作用,并可拮抗多巴胺引起的小鼠胃排空的抑制作用,而对阿托品引起的小鼠胃排空抑制作用无影响。
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A large, coin-shaped, fossil foraminifer of the genus Nummulites, widely distributed in limestone formations from the Eocene Epoch to the Miocene Epoch of the Cenozoic.
货币虫货币虫体形大而呈硬币状,化石有孔的虫,从始新世到新生代的中新世广泛分布在石灰岩地层中
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Combining with the structure and the technological requirement of the aluminum alloy support , took the support bottom suface big plane as the parting surface, selected the eccentric side pouring system, selected the slanting slide core-pulling mechainsm because of the die casting part with two undeep holes.
结合铝合金支座的结构和工艺要求,以支座底面的大平面作为分型面,选用偏心侧浇道浇注系统。考虑到铸件的侧壁有两通孔、且不深,选用斜滑块抽芯机构。
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We choose the solid phase extration to deal with the biolog...
本文采用固相萃取法对叶酸血浆样品进行前处理,首次应用大孔吸附树脂作为萃取固定相,同时,还研究了叶酸的光化学行为,发现叶酸本身有弱荧光,在一定的反应介质中,经光化学诱导,可产生较强的荧光产物,从而明显改善检测灵敏度。
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Results: Adsorption capacity of congenial adsorbents in macroporous adsorbing resins of different types was significantly different.
结果:复方中黄酮类和生物碱类成分在不同型号大孔树脂上的吸附容量有明显差异。
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For inorganic or organic iodides with different molecular sizes and molecular iodine said adsorbent has high adsorption action, and its strength is high.
对不同分子尺寸的无机与有机碘化物以及分子碘,该载银大孔沸石分子筛吸附剂都有高的吸附作用,且其强度高。
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Results the factors in the pre-experiment have obvious effects. the best method was as follows: powder of 200 mesh, reflux, macroporous resin column chromatography.
结果预试验中各因素对结果均有影响,最好的方法为:80目细粉,回流,大孔树脂柱层析。
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Wuxi Innovation Paper Machinery Co., Ltd. is a professional paper machinery manufacturing vacuum roll, roll forming, the roller tracks of the roller blind hole pressing enterprises, enterprises have more than 10 years of history.
无锡求新造纸机械有限公司是一家专业制造造纸机械真空辊、成型辊、大辊径盲孔榨辊的企业,企业已有十多年的历史。
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In a normal spine, the spinal dura mater is a loose sheath that is anchored in the ertebral canal by the nere roots and by its attachment to the periosteum in two places: one at the foramen magnum and the dorsal surfaces of C2 and C3 and the other at the coccyx .
在正常脊柱,硬脊膜是松散的鞘性结松,其靠神经根和两个骨膜驸着部位固定在椎管内,一处在枕大孔和C2及C3,另一处在尾骨,其余部分只是悬吊和衬附于椎管内,其间有硬膜外脂肪、静脉丛和疏松的结缔组织。
- 推荐网络例句
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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。
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Go down on one's knees;kneel down
屈膝跪下。。。下跪祈祷
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Nusa lembongan : Bali's sister island, coral and sand beaches, crystal clear water, surfing.
Nusa Dua :豪华度假村,冲浪和潜水,沙滩,水晶般晶莹剔透的水,网络冲浪。