报道了溶剂对钯催化的叔丁基乙炔低聚反应化学选择性的调控作用。
A novel solvent-controlled chemoselective palladium-catalyzed oligomerization of tert-butyl acetylene was reported in this paper.
另外,枝晶体的化学性质极大程度上决定了传感器器件的化学选择性。
In addition, the chemical nature of the dendrimers strongly determines the chemical selectivity of the sensor device.
选择性5 -羟色胺再摄取抑制剂是用来帮助大脑中的一种化学成分——5 -羟色胺保持持续水平的。
S.S.R.I.S are designed to help keep serotonin, a brain chemical, at a continuous level.
离子液体不挥发,无污染,无臭味,具有高选择性和催化作用且易于循环回收利用,作为一种新型的高效绿色溶剂,以其突出的优势已成为绿色化学研究的热点之一。
Because of no volatilization, no pollution, no odour, high selectivity and catalysis, easy to recycle, ionic liquids become one of the hotspots of green chemistry as a new green solvent.
并针对硅微压传感元件研制中存在的问题,提出采用化学腐蚀技术,选择性腐蚀工艺控制膜厚。
In view oi the problems existing in the silicon micro pressure sensors, this paper proposes the chemical etching techniques and the selective etching processes to control diaphragm thickness.
本文提出了一种新颖的结合自组装技术和电子束直写曝光以及选择性化学沉积制备图案化薄膜方法。
A novel process combining the self-assembly technique with electron beam lithography and selective chemical deposition was proposed for patterned film preparation.
化学损伤型动物模型:旨在通过选择性的降解蛋白多糖减少间盘容积从而达到减轻受累神经根压力的作用。
Chemical injured model: Volume of disc was reduced by selectively degrading proteoglycan so as to relieve the pressure of involved nerve roots.
大量定点突变实验、选择性化学修饰实验、抗多肽抗体结合实验等能很好地确证该联配结果的正确性。
The reliability of the method was confirmed by site-directed mutagenesis, selective chemical modification, site-specific antipeptide antibody binding experiments, and so on.
方法:采用角膜缘上皮移植和选择性联合羊膜移植治疗眼化学性烧伤。
Methods: Limbal epithelial transplantation and alternative combination amniotic membrane transplantation were applied in the treatment of chemical burned cornea.
还研究了添加CTAB对化学氧化速度的影响,以及外加H_2O_2对阴极电合成选择性的影响。
The effect of additive CTAB on chemical oxidation rates and the effect of externally added H_2O_2 on selectivity of cathodic electrosynthesis have been investigated.
GSA选择性化学调剖堵水剂主要由有机低分子、交联剂、稳定剂和杀菌剂等组成。
GSA selective chemistry profile - control - water - shutoff - agent is mainly consisted of organic low molecular and crosslinking agent and stabilizer agent and bactericide.
研究的是ULSI镶嵌钨CMP的选择性,化学与机械作用匹配,浆料的悬浮及存放和后清洗等问题。
The selectivity, the chemical and mechanical function's matching, the storage of the slurry and post CMP cleaning ULSI inlaid tungsten CMP have been studied in this article.
结合磁场诱导与选择性化学沉积,在微米级间隙金电极界面上原位生长镍纳米线。
A novel method to fabricate magnetic nickel nanostructures onto the interface of gold electrode pairs is presented by magnetic field-assisted selective chemical deposition of nickel.
为了提高灵敏度、选择性及扩大气体检测组分,化学气体传感器被研究并应用于海洋油气勘查。
In order to improve the sensitivity and selectivity and to increase the detectable gas compositions, the chemical gas sensor is investigated and applied to explore natural gas and oil in sea.
H06具有选择性吸附力强、耐低温、化学稳定性优良等特点,对柿竹园矿石性质有很好的适应性。
The test results show that H06 has an excellent selectivity, fine chemical stability and not so sensitive to temperature, which it is suitable to the feed property of Shizhuyuan mine.
键的立体选择性形成是有机合成化学的重要方面。
The stereoselective formation of c-c bonds is a central aspect of organic synthetic chemistry.
立体选择性化合物的制备是当代有机合成化学中非常重要而且具有挑战性的领域之一。
The preparation of stereospecific compounds is an important and challenging area of contemporary synthetic organic chemistry.
综述了车用燃料油吸附法深度脱硫的技术及吸附机理,主要包括物理吸附脱硫、化学吸附脱硫、络合吸附脱硫和选择性吸附脱硫等。
The effect of physical adsorption depended on polarity of sulfur and was not expected to be very selective for sulfocompounds in vehicle fuel oil and subsequent deep removal of sulfur.
化学堵水又包括选择性堵水和非选择性堵水。
Chemistry shuts off the water includes the selective water plugging and the non-selective water plugging.
纳米光催化材料是一种对化学反应具有较高活性和高选择性的催化剂。
Nano-sized photocatalysis material is a kind of catalyzer which have high chemistry activity and selectivity.
配位化合物由于在电子、光学、磁化学、选择性催化和分子识别等方面具有特殊性能而在诸多领域具有广阔的应用前景。
Metal-organic complexes have a wide range of applications, due to their special properties in electronics, optics, magnetics, selective catalysis and molecular recognition.
高铁酸盐是绿色、无污染化学试剂,具有强氧化性和高选择性,从环保角度出发,其用途更是引人注目。
Ferrate is green, non-pollution chemical agent and has powerful oxidization and high selectivity. From the view of protecting environment, the application of ferrate is more remarkable.
文章《酞菁对过氧化氢蒸汽的选择性探测》出版于《美国的化学社会报刊》。
The article Selective Detection of Vapor Phase Hydrogen Peroxide with Phthalocyanine Chemiresistors is published in the Journal of the American Chemical Society.
它主要用于硝基漆及其他树脂涂料,还用作医药产品的选择性溶剂,并用于增塑剂及制造与化学有关的有机物。
Its major USES are in nitrocellulose lacquers and other resin coatings, as a selective solvent for pharmaceutical products, in plasticizers, and in manufacturing chemically related organics.
选择性非催化还原过程试验研究是在燃烧试验装置上进行的,在尾部烟道抽取烟气采用化学滴定法测量烟气中的NH3漏失含量。
The experiments were carried out on a combustion research facility (CRF) and chemical titration was used to measure the NH3 slip of extracted gas that goes out from the rear flue.
在电极表面修饰特殊的化学基团,能提高检测灵敏度和选择性。
Modification of specific chemical groups on the electrode surface can improve the detection sensitivity and selectivity.
电子鼻是一种由具有部分选择性的化学传感器阵列和适当的模式识别系统组成、能够识别简单或复杂气味的仪器。
E-nose system is a kind of instrument which is composed of selective chemical sensors array and appropriate pattern recognition system to detect and classify simple or complex odorant.
钯复合膜具有较高的透氢速率、透氢选择性以及良好的化学和热稳定性,一直是膜技术领域的研究热点。
Palladium composite membranes have attracted wide attention in membrane technology because of their excellent permeability, perm-selectivity and chemical and thermal stability.
该纳米颗粒膜可用于制造有选择性并且性能稳定的化学传感器。
The nanoparticle film can be used to produce chemical sensors which are selective and stable in their performance.
该纳米颗粒膜可用于制造有选择性并且性能稳定的化学传感器。
The nanoparticle film can be used to produce chemical sensors which are selective and stable in their performance.
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