国产精品视频一区二区三区四,亚洲av美洲av综合av,99国内精品久久久久久久,欧美电影一区二区三区电影

SRM 731L1  Borosilicate Glass - Thermal Expansion硼硅酸鹽玻璃-熱膨脹 5cm
SRM 731L2  Borosilicate Glass - Thermal Expansion硼硅酸鹽玻璃-熱膨脹 10cm
SRM 731L3  Borosilicate Glass - Thermal Expansion硼硅酸鹽玻璃-熱膨脹 15cm
SRM 738  Stainless Steel - Thermal Expansion不銹鋼-熱膨脹 51 x 6.4mm
SRM 740a  Zinc Freezing Point Standard 419.527 °C鋅冰點標準419.527 °C  200g
SRM 741a  Tin (Freezing Point)錫(冰點)  200g
SRM 742  Aluminum Oxide Pyrometric Standard氧化鋁工業(yè)標準 10g
SRM 762  Magnetic Moment Standard Nickel Disk磁矩標準鎳盤 6 mm dia
SRM 764a  Magnetic Susceptibility Standard - Platinum Cylinder 3 mm dia. x 3.42 L
SRM 772a  Magnetic Moment Standard - Nickel Sphere磁力矩標準-鎳球 each
SRM 773  Soda-Lime-Silica (Glass Liquidus)鈉鈣硅(玻璃液相線)  7-2.5cm sq x 0.6cm, ~65g
SRM 774  Lead-Silica (Dielectric Constant)鉛二氧化硅(介電常數)  block
SRM 781d2  Molybdenum (Heat Capacity)鉬(熱容量)  10cm
SRM 853a  Aluminum Alloy 3004 鋁合金3004  40g
SRM 854a  Aluminum Alloy 5182鋁合金5182  40g
SRM 855a  Aluminum Casting Alloy 356鋁合金鑄造356  30g
SRM 856a  Aluminum Casting Alloy 380鋁合金鑄造380  30g
SRM 858  Aluminum Alloy 6011鋁合金6011  35g
SRM 861  Nickel-based Superalloy鎳基高溫合金  50g
SRM 862  High Temp. Alloy L605 高溫.合金L605  100g