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- These novel mesoporous materials exhibit large pore size, open mesopore structure, tunable compositions, various morphologies, high mechanical strength and abundant properties. 目前，隨著(zhù)低豐度的后修飾蛋白的深入研究和以小分子為對象的代謝組學(xué)的興起，進(jìn)一步發(fā)展生物質(zhì)譜技術(shù)對于小分子樣品的分析、低豐度蛋白的富集和快速酶解新技術(shù)顯得尤為重要。
- The method is thus named the parameter method for large pore paths,whi... 結果表明:大孔道參數法識別大孔道是行之有效的。
- Clears and refines pore openings. 清潔滋潤毛孔。
- large pore resin absorption column 大孔吸附樹(shù)脂柱
- Fractures also may be quite large and contribute substantially to the volume of pore openings in the rock. 巖石的裂縫也可能很大，形成了基本巖石內孔開(kāi)體積。
- The vertical stiffener connection is suitable for rectangular steel tube column that the sectional area is smaller and H-steel beam connections. 摘要垂直加勁肋節點(diǎn)適于柱截面較小的方鋼管（矩形管）柱和H型鋼梁節點(diǎn)。
- Vugular pore openings are frequently as large as an ordinary lead pencil and are usually attributed to leaching of the rock subsequent to deposition. 空孔穴開(kāi)孔通常與一支普通的鉛筆一樣粗，這是由于沉積后巖石的侵析作用造成的。
- The serial catalyst is characterized by large pore volume and pore diameter, high activity and stability. 該系列催化劑的主要特點(diǎn)是大孔容、孔徑、性和穩定性高。
- The cross-sectional areas of the pore openings vary along their length. 孔隙通道的橫截面面積沿其長(cháng)度方向變化。
- Suitable for large pores,acne and spot on the back. 特別適合背部毛孔粗大,有粉刺、暗瘡人士。
- However, if one tube is closed the open tube may become two-way and special Traffic control and signs will be used to guide you. 不過(guò),如其中一條管道封閉,通車(chē)的一條管道便會(huì )雙程行車(chē),屆時(shí)會(huì )有特別的交通控制措施和標志,指引駕駛人。
- In fact, two or more systems of pore openings may occur in such rocks. 事實(shí)上，這種巖石具有兩種或更多形式的裂口。
- Consequently the problem of distinguishing large pore paths is realized with the discriminant function by using a microcomputer. 利用此判別函數實(shí)現了在微機上用費歇方法識別大孔道的問(wèn)題。
- In the paper,the discriminant function is derived from the Fisher principle to distinguish large pore paths in sandstone oil layers based on logging curves. 根據測井曲線(xiàn),運用費歇準則導出了識別砂巖油層大孔道的判別函數,判別函數是測井曲線(xiàn)的線(xiàn)性組合。
- The hole of which the diameter is 2 mm, the depth/diameter ratio is more than 20 and the taper is less than 0.5% can be machined successfully on the general sink EDM machine tool by using the tube column electrode or the tube flatted electrode. 分別用管狀圓柱電極和削邊電極在通用電火花成形加工機床上成功地加工出直徑為2mm、深徑比大于20、錐度小于0.;5%25的深小孔。
- A low-cost three-dimensional large pore HY zeolite was used in the liquid phase benzoylation of various aromatics with benzoyl chloride instead of classical homogeneous catalysts. 采用廉價(jià)易得的三維大孔HY沸石替代傳統均相酸催化劑催化了各種苯環(huán)和萘環(huán)化合物與苯甲酰氯的苯甲?；磻?。
- The critical temperature and critical pressure of 1-hexene, the meniscus-disappearing temperature and meniscus-disappearing pressure of 1-bromopropane were measured with an open tube method. 用開(kāi)管法測定了1-己烯的臨界溫度和臨界壓力,測定了1-溴丙烷的界面消失溫度和壓力。
- Results show that these materials inherit the three-dimensionally ordered structure of SiO2opals and have a high brunauer-emmett-teller (BET) surface area and a large pore volume. 結果表明：兩種結構的碳材料都保持了歐泊的三維有序性，并且具有高的比表面積與孔容。
- Pillared interlayer clays (PILCs) with high surface area, large pore volume, and large interlayer spacing was used as a new catalytic material and adsorptive material etc. 柱撐粘土由于其具有大的比表面積、孔容及層間距而被作為新型固體酸催化劑和吸附材料得到了越來(lái)越多的關(guān)注。
- And instant Concealer large pores, acne scars and pigmentation. 并能瞬間遮瑕肌膚粗大毛孔以及斑點(diǎn)瑕疵，
