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91, A new type of argon tungsten pulsed arc welding machine has been introduced in this paper.

92, TIG(tungsten inert-gas) welding processes and A-TIG(A activating) processes of TC4 titanium alloy with FT-01 activating flux made in BAMTRI were investigated.

93, In particular, when the refractory metal silicide film is a tungsten silicide film, the concentration of Cu is preferable that it is in the range of 0.1 to 1.0 wt. %.

94, The meter features a 316L stainless steel body and internal wetted parts, with nickel-plated CD4MCU stainless steel turbine and tungsten carbide rotor shaft.

95, The electron microscopic thin crystal techniques are adopted by the authors to study the electron microscopic structures of the molybdenite from Dangping tungsten deposits.

96, In experiments, we used the 2793K halogen tungsten lamp to irradiate the detector of CCD143A and measured the values of photometry and radiometry.

97, In the system of sulfuric acid phenylglycollic acid cinchonine potassium chlorate, micro amount of tungsten in ammonium molybdate products has been determined by catalytic polarography.

98, So, we carried out with cyclopentadienyl molybdenum tungsten disulfide - based Synthesis and Characterization of.

99, It is reported that hard alloy scrap is treated by electroosmosis and electrolysis together taking sulfuric acid as electrolyte in order to recover cobalt metal and Tungsten Carbide.

100, Advances in tungsten carbide alkanes isomerization catalysts, including their preparation and the isomerization mechanism, were reviewed.

101, The results showed that copper occurs as chalcopyrite and enargite, tin occurs as cassiterite and custerite, and tungsten occurs as scheelite.

102, Nanometer tungsten nitride powders were synthesized as amm onium metatungstate by means of spray drying, calcination, milling and nitration in pure ammonia.

103, In this study, tungsten trioxide EC films were successfully prepared via sol-dip-coating method and sol-electrophoretic method using stable tungsten trioxide sol synthesized by tungstic acid.

103, Wish you can benefit from sentencedict.com and make progress everyday!

104, The catalytic activity of tungsten carbide was studied through hydrogenation of benzene.

105, Description is made of the present status of alkali autoclave process for tungsten metallurgy.

106, The method is characterized in that the material uses calcium nitrate, bovine serum albumin (BSA), diammonium phosphate, tungsten, silver, platinum and ammonia as raw materials.

107, With the further increase of laser power, the temperature of nanowires increased further at the same time, tungsten trioxide nanowires underwent a phase transition from monoclinic to orthorhombic .

108, Cemented carbides metal: Tungsten powder, carbonize tungsten, Cobalt powder, Molybdenum powder, pure tungsten, Cobalt nickel material, tungsten copper metal, etc.

109, We make an electron gun which consists of a tungsten wire heated by an electric current.

110, Tungsten is widely used in multi - level interconnection due to its excellent gap filling and anti - electromigration capability.

111, The vital part of the incandescent electric lamp is the tungsten wire inside the bulb.

112, The experimental results show that scandia distributed evenly on the surface of tungsten particles.

113, The field-activated pressure-assisted combustion synthesis (FAPACS) process was utilized to produce and densify tungsten carbides material from tungsten and carbon powders with different mole ratios.

114, In the paper, the practice are put forward for improving the financial - budget management of tungsten mines.

115, Effects of levitation melting and casting on solidification structure, mechanical properties and wearing capacity of tungsten alloy cast iron have been examined.

116, Tungsten alloys are materials with a high tungsten content and low amounts of NiFe or NiCu.

117, Through the detailed cost analysis of the tungsten mines, this paper puts forward the managerial practice by applying cost-volume-profit analysis.

118, Fourthly, using an infrared lamp or iodine tungsten lamp dry each time after brushing, applying or splicing again until it's dry but still sticky.

119, It is widely used to separate tungsten, stannum, niobium, other rare metal and noble metal ores.

120, Properties of fine tungsten powder and fine tungsten carbide powder from violet tungstic oxide are studied. The result shows that the process of violet tungst...