نتایج جستجو برای: air contaminates
تعداد نتایج: 206109 فیلتر نتایج به سال:
The performance of many noise-robust automatic speech recognition (ASR) methods, such as vector Taylor series (VTS) feature compensation, heavily depends on an estimation of the noise that contaminates speech. Therefore, providing accurate noise estimates for this kind of methods is crucial as well as a challenge. In this paper we investigate the use of deep neural networks (DNNs) to perform no...
One of the most effective ways to deal with source-generated coherent noise, which often contaminates seismic reflection records, is to record the data in the field using spatial sampling small enough to avoid aliasing the highest frequency components of the lowest-velocity surface wave energy. The offending noise can then be effectively estimated and removed by application of various processin...
A confirmed diagnosis of human fascioliasis was rare in Vietnam until 1978 when two cases were reported in humans. Since 1997, we have confirmed 500 cases of human fascioliasis. The majority of cases come from the central provinces of Vietnam: Da Nang, Quang Ngai, Binh Dinh, Phu Yen and Khanh Hoa. Patients were treated in hospitals in Ho Chi Minh City. All had high peripheral blood eosinophilic...
A yellow, alkali-clearable azo disperse dye containing a carboxylic ester moiety was readily synthesized from the reactant p-aminobenzoic acid by successive diazotization, coupling reaction, chlorination and esterification with ethanol. Then its molecular structure was characterized by FTIR, H NMR, C NMR, mass spectrometry and elemental analysis. The synthesized dye and a similar control dye co...
Brucella contaminates people with raw milk, raw dairy products and especially with cheese made from raw milk. This study has aimed to detect Brucella abortus and Brucella melitensis in fresh cheese (Coban Cheese, 100-mold), traditional Afyon Tulum Cheese (Aged Skin Bag Cheese) (50-mold) and sheep-lamb tulum (50-mold) samples provided from Afyonkarahisar province. Conventional Culture Method has...
A method for isolating sea-urchin zygote mitotic apparatus (MA) is described which is based on the Filner-Behnke method of isolating brain microtubules. MA were isolated in 50 % (v/v) glycerol, 10% (v/v) dimethyl sulphoxide, 5 mM MgCl2, o-i mM EGTA, and 5 mM Sorensen's phosphate buffer at a final pH of 6-8. MA stored at room temperature in isolation medium had stable birefringence, stable micro...
Our research examines the ethical sensitivity of 90 Indonesian business students (61 male and 29 female) toward questionable marketing practices using self-reported data; however, unlike most ethics research, we control for social desirability responsibility bias. In our research, we found that, when social desirability response bias was not considered, there was a significant gender difference...
Glyphosate is an organophosphate herbicide manufactured by Monsanto, which eliminates annual and perennial weeds inhibiting the enzyme 5-enolpyruvylshikimate-3-phosphate synthase (EPSPS) involved in production of aromatic amino acids plants microorganisms. As this used extensively, there a lot research on its effect plants, animals microbes, human health. contaminates different ecosystems spray...
In this review the various aspects related to recycling of Waste PET bottles, their adequate methods disposal and management are focused. is not as harmful other polymeric waste but its huge volumes a big threatening environment, due non-biodegradability it, contaminates soil, water also becomes habitat rodents/insects. These problems make necessity recycled PET. Advanced technologies Post-cons...
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