Browse Standards
4520+ standards in database
4520 result(s) found
้ๅฑ่ๆฟ๏ผๅธฆ๏ผ ่ฝดๅๅๆงๅถ็ฒๅณ่ฏ้ชๆนๆณ
Metal sheets and strips - Axial-force-controlled fatigue testing method
้ๅๆถ็ต้ป็็ดๆตๅๆข้ๆต้ๆนๆณ
Germanium monocrystal-measurement of resistivity-DC linear four-point probe
ๅๅ็ฉๅๅฏผไฝๆๅ ๆถ็ไบ่กจ้ขๆไผค็ๅๅฐๅทฎๅ่ฐฑๆต่ฏๆนๆณ
Characterization of subsurface damage in polished compound semiconductor wafers by reflectance difference spectroscopy method
้ซๆ่ดจ้จ็ฟๅๅญฆๅๆๆนๆณ ไธๆฐงๅ้จ้็ๆตๅฎ ไบๆฌกๅ็ฆป็ผ็ง้้ๆณ
Methods for chemical analysis of high impurity tungsten mineral - Determination of tungsten trioxide content - Twice separation and igniting gravimetric method
้ถใ้ถๅ้/้ใ้ๅ้ๅคๅๅธฆๆ
Silver or silver alloy/copper or copper alloy clad strips
้ๅฑ้
Neodymium metal
้
Bismuth
้ๅ้ๅ้ๆฃๆๅไธๆ
Zirconium and zirconium alloy bars and wires
้ๅ้ๅ้้ธ้ญ
Ingots of zirconium and zirconium alloy
ๆฐขๆฐงๅ้
Aluminium hydroxide
้ๅ้ๅ้ๆ็บฟ
Copper and copper alloy rectangular wire
้้ๅ้
Dysprosium-Iron alloy
้้ๅ้
Gadolinium-Magnesium alloy
้็จๅๆฐงๅ็ฉๅฏ้็ฉ
Heavy rare earth oxide enrichment
้ๅฑๆฐขๅ็ฉ-้็ตๆฑ ่ดๆ็จ็จๅ็ณปAB5ๅ่ดฎๆฐขๅ้็ฒ
RE-base AB5 hydrogen storage alloy powder used in negative pole of nickel-metal hydride batteries
้ๅ้ๅ้็ๅทๅๅๅญฆๆๅ
Designation and composition of zirconium and zirconium alloys
้้้ๆ ็ผ็ฎก
Copper-beryllium alloy seamless tube
่ธๅ้
Gold for evaporating
ๅ็้ๅ้ๅ้ๆฃ
Rods and bars of recycling copper and copper alloys
้ถ่ธๅๆ
Silver evaporation material