用“refractory metal”造句大全，refractory metal造句
refractory metal fibre reinforced ceramic
The refractory metals and refractory metal silicides that are used to augment or replace the polysilicon are generally deposited by physical vapor deposition processes.
boat of refractory metal
The main measurement to improve its properties is to add something to the nickel-aluminum system, such as metallic molybdenum, nickel-boron and refractory metal silicates.
Hard alloy, refractory metal, superhard alloy (diamond) products, etc.
Uses: used Lanthanum tungsten, lanthanum molybdenum cathode materials, ternary catalysts, petrochemicals, gas lamps mantle additives, alloy, refractory metals.
The research status of refractory metal nanocrystals is briefly described.
