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base metal造句
1 The area has potential for the discovery of base metal sulphides. 2 The transmutation of base metal to gold was the paradigm of this sacred task. 3 Iron is a base metal, gold a precious one. 4 Iron is a base metal. 5 The effect of carbon content of the base metal on the welded bond structure, formation mechanism of the "austenitic-rich zone" and "hydrogen-induced disbonding" etc. 6 The bonding behaviors between enamel coating and base metal were studied. 7 In transient crack zone, the SEM fractographs of base metal consisted of equal-axis ductile voids, the fusion zone was mainly consisted of course transgranular cleavage facets. 8 LME base metal prices all increased on last Friday, except for aluminum price. 9 LME base metal prices continued to rise steadily on Wednesday. 10 The biomineralization of base metal deposits and its geological characteristics are discussed. 11 Compared with base metal, the microstructure in fusion zone is finer, and the hardness is higher. The hardness difference exists at various places in fusion zone. 12 Can be used as base metal coating materials used vinyl resin system by plastisol or solution, polyester or acrylic, etc. 13 Humans had become mere technical grist to the mill like any base metal. 14 Mineralisation within the nodules consists of uranium,[www.] vanadium and iron oxides with base metal sulphides. 15 Gold mineralisation is associated with earlier fluids; antimony and base metal sulphides with later fluids. 16 Gilded Finish Gilding is a process of overlaying a base metal with a very thin layer of gold. 17 Overheating can result in over tempered martensite (OTM) or untempered martensite (UTM) formations in the base metal. 18 Fracture toughness of heat - affected zone ( HAZ ) was between the base metal and weld metal. 19 The hardness in fusion zone, heat affect zone and base metal was measured, compared and analyzed. 20 As compared with the brush-plating with direct current, the sur- face roughness of plated layer is lowerd, its hardness is raised, the binding of plated layer with the base metal is improved. 21 Any visible evidence of chrome plate distress can indicate the likelihood of base metal heat damage. 22 Antofagasta, which owns copper mines in Chile, lost 1.6 percent to 1,512 pence as the base metal tumbled as much 1.9 percent on the London Metal Exchange. 23 The impact test, the thermal shock test and the scanning electron microscopy were used to investigate the effect of rare earth oxide on the adhesiveness between the glass coating and the base metal. 24 The silver price's trend had relations with international economical and political situation, gold price, oil price, base metal market and the new silver investment products (ETF) etc. 25 Burn-out of a microwave power device due to the poor bonding between beryllium oxide and base metal sink was investigated using Sound Scanning technique. 26 Fibrous processing marks remain in the heat-affected zone (HAZ) with part of precipitated solid phase solved into the base metal. 27 Both conditions can be detected by a temper etch (i. e. , nital etch) inspection of the base metal. 28 Overheating can result in tempered martensite ( OTM ) or untempered martensite ( UTM ) formations in the base metal. 29 The basic requirement of welding the steel 2205 is that the weld metal and heat-affected zone obtain a favorable phase balance and retain the performance as the base metal after welding. 30 WF40 coating is the epoxy glass flake coating with thermal expansion efficient close to that of base metal and high resistance to the thermal shock.