Influence of ultrasonic irradiation on ammonia leaching of zinc from low-grade oxide zinc ore
超声波辐射对低品位氧化锌矿氨浸行为的影响
The residue was oxidized with NaOCl aqueous solution under ultrasonic irradiation.
在超声波辐射条件下用次氯酸钠水溶液氧化所得的萃余煤,用GC/MS对从反应混合物分离所得的水溶液中的苯可溶物进行了分析。
A one-pot synthesis of 2,5-disubstituted-1,3,4-thiadiazoles 7a～7g and N-substituted dihy- drazides 8a～8i was performed by the reaction of 4-methyl phenoxyacetyl chloride 4 with ammonium thio- cyanate under ultrasonic irradiation and solid-liquid phase transfer catalysis,and subsequent irradiation in the presence of N-arylglycine hydrazides 2.
采用超声波辐射与相转移催化联用技术,4-甲基苯氧乙酰氯(4)和硫氰酸铵反应得到中间体芳氧乙酰基异硫氰酸酯5,不经分离直接与芳氨基乙酰肼2反应,一锅法制得了7个新的2,5-二取代-1,3,4-噻二唑7a～7g和9个新的N-取代二酰肼8a～8i,并利用IR,~1H NMR,~(13)C NMR,MS谱和元素分析对其结构进行了表征。
Chitosan was grafted with salicylaldehyde under ultrasonic radiation.
以壳聚糖和水杨醛为原料,采用超声波辐射技术制备了水杨醛接枝壳聚糖,并用红外光谱对产物的结构进行了表征,同时研究了接枝壳聚糖的吸附性能。
Chitosan was grafted with vanillin in the ethanol under ultrasonic radiation.
以壳聚糖和香草醛为原料,乙醇为溶剂,采用超声波辐射技术制备了香草醛接枝壳聚糖,用红外光谱对产物的结构进行了表征,同时研究了接枝壳聚糖的吸附性能。
The application of ultrasonic radiation and polar aprotic solvent in the synthesis of dialkyl thiourea with NH_2C(=S)NH_2 and RBr was studied in this paper for the first time.
本文首次报道了超声波辐射和极性非质子溶剂在硫脲与溴代烷反应合成二烃基硫脲中的应用。
The p-nitro-ethyl benzoate is synthesized by the reaction of nitrogenous acid with methyl alcohol in catalysis of sodium bisulfate monohydrate under ultrasound irradiation.
在超声波辐射下,以对硝基苯甲酸、乙醇为原料,NaHSO4。
O-(hydroxyl isopropy1)chitosan is synthesized via 10% tetramethylammonium hydroxide catalyzed reaction of 1,2-epoxypropane with chitosan assisted with ultrasound irradiation.
在超声波辐射下,以环氧丙烷为改性剂,10%四甲基氢氧化铵为催化剂合成羟丙基壳聚糖。
Synthesis of 2,2,4-trimethyl-2,3-dihydro-1H-1,5-benzodiazepine under ultrasound irradiation;
在超声波辐射下,以邻苯二胺和丙酮为原料,合成了对2,2,4-三甲基-2,3-二氢-1H-1,5-苯并二嗪。
An optical klystron is built in the 800 MeV electron storage ring at University of Science and Technology of China for harmonic super radiation generation.
用高通断比 ICCD作为快速光开关 ,在中国科学技术大学的 80 0 Me V电子储存环上建造了一套光学速调管谐波超辐射测量系统 ,从每隔 1 0 6个自发辐射脉冲 1个谐波超辐射脉冲所形成的脉冲链里选出超辐射脉冲 ,测量谐波辐射的相干增强因子和谱宽。
The Synthesis of Pyrazole Derivatives under Ultrasonic Wave;
超声波辐射下合成新型吡唑类衍生物
Studies on the Condensation and Esterification under Microwave or Ultrasound Irradiation;
微波或超声波辐射下缩合和酯化反应的研究
Study on Sludge Aerobic Digestion Promoted by Low Ultrasound Radiation;
超声波辐射促进污泥需氧消化工艺研究
Studies on the Knoevenagel Reaction and Pinacol Coupling Reaction Under Ultrasonic Irradiation;
超声波辐射下，Knoevenagel反应和片呐醇合成反应的研究
Synthesis of Benzyl-2-Naphthyl Ether Under Ultrasound Irradiation;
超声波辐射相转移催化合成苄基-2-萘基醚
Synthesis of N-phenmethyl phthalimide under Ultrasound Irradiation;
超声波辐射下N-苄基邻苯二甲酰亚胺的合成
Synthesis of P-nitro-ethyl Benzoate under Ultrasound Irradiation;
超声波辐射下催化合成对硝基苯甲酸乙酯
Influence of ultrasonic irradiation on ammonia leaching of zinc from low-grade oxide zinc ore
超声波辐射对低品位氧化锌矿氨浸行为的影响
Synthesis of Anisonitrile by Ultrasonic Wave Irradiation and Phase Transfer Catalysis
超声波辐射及相转移催化合成大茴香腈
Effects of Different Intensities of 800 kHz Ultrasound Radiation on Accumulation of Ca~(2+) in ECV-304 Cells
不同声强超声波辐射对血管内皮细胞Ca~(2+)浓度的影响
Study on Bio-effects of Activated Sludge Irradiated by Low Intensity Ultrasound and Its Application;
低强度超声波辐射活性污泥的生物效应及其应用试验研究
Study on Biodegradation of Azo Dye Acid Orange 7 (AO7) Stimulated by Low Intensity Ultrasound Radiation;
低强度超声波辐射强化偶氮染料酸性橙7（AO7）的生物降解研究
Synthesis of tert-Butyl Calix[8]Arene Ester Derivative Under Ultrasonic Radiation
超声波辐射法合成对叔丁基杯[8]芳烃酯类衍生物
The Research and Application of Ultrasound Irradiation, Ionic Liquid and Solvent-free Synthetic Techniques in Organic Synthesis;
超声波辐射、离子液体以及无溶剂合成技术在有机化学反应中的应用研究
Numerical Study on Beamforming Emission Baffle Shapes in a Horseshoe Bat;
鲁氏菊头蝠超声辐射波束形成结构的数值研究
We distinguish ultrashort, short, medium, and long waves.
我们将其分为超短波，短波、中波和长波辐射。
pulsed echo ultrasonoscope
回波反射式超声诊断仪
A Kind of Acoustic Logging with Phased Arc Array Transducer
可用于声波测井的相控圆弧阵声波辐射器
