YB T 4420-2014 Cold-rolled strip of high elastic alloy 3J9 for spring《发条用高弹性合金3J9冷轧带》.pdf

相关资源

YBB 00012004-2015 低硼硅玻璃输液瓶.pdf

YB T 4716-2018 轧钢铁鳞含水量和含油量的测定 热重法.pdf

YB T 5053-2018 石墨阳极.pdf

YB T 4799-2018 钢铁 氮化铝析出相量的测定 电解分离-电感耦合等离子体原子发射光谱法.pdf

YB T 5155-2018 焦化产品测定方法通则.pdf

YB T 5025-2018 古马隆和茚含量的测定方法.pdf

YB T 4695-2018 钒钛铁精矿.pdf

YB T 5128-2018 钢的连续冷却转变曲线图的测定膨胀法.pdf

YB T 4703-2018 冶金用钢渣促进剂.pdf

YB T 5127-2018 钢的临界点测定膨胀法.pdf

猜你喜欢

GOST 19816 1-1991 Rubber raw styrene-butadiene Soap and organic acid content Determination《合成橡胶 有机酸和皂化物含量测定法》.pdf

GOST 19816 2-1974 Synthetic rubber Method for determination of copper iron and titanium content《合成橡胶 铜和铁含量测定法》.pdf

GOST 19816 3-1989 Synthetic rubbers Methods for determination of phenyl-B-naphthylamine (naphtham-2) fraction of total mass《合成橡胶 苯基-β-萘胺含量测定法》.pdf

GOST 19816 4-1991 Rubber Determination of ash《橡胶 灰分的测定》.pdf

GOST 19816 5-1974 Synthetic rubber Method for determination of water fraction of total mass《合成橡胶 含水量测定法》.pdf

GOST 19821-1983 Still camera shutters Basic parameters Technical requirements Test methods《照相机快门 基本参数 技术要求 试验方法》.pdf

GOST 19822-1988 Industrial container Specifications《生产用的容器 技术条件》.pdf

GOST 19823-1974 Filter air purification means for collective protection objects Method for determination of air-tightness degree《集体保护物用的空气滤清器 密封程度的测定方法》.pdf

GOST 19824-1974 Filter air purification means for collective protection objects Method of measuring the constant air flow resistance《集体保护物用的空气滤清器 空气恒流阻力的测量方法》.pdf