SIS 81 11 95-1972 Flat pile shoes for square concrete piles《方形混凝土桩平桩靴》.pdf

相关资源

SIS 81 11 93-1972 Flat pile shoes for circular concrete piles《圆形混凝土桩平桩靴》.pdf

猜你喜欢

GOST 22781-1977 Hunt powder Sokol smokeless Specifications《狩猎用的鹰牌无烟火药 技术条件》.pdf

GOST 22782 0-1981 Explosionproof electrical apparatus General requirements and methods of testing《防爆电气设备 一般技术要求与试验方法》.pdf

GOST 22782 3-1977 Explosionproof electrical apparatus Special construction Technical requirements and methods of testing《有特殊类型防爆的防爆电气设备 技术要求和试验方法》.pdf

GOST 22782 4-1978 Explosionproof electrical apparatus Pressurized enclosure Technical requirements and methods of testing《有防爆《外壳余压充填或鼓风》的防爆电气设备 技术要求和试验方法》.pdf

GOST 22782 5-1978 Explosionproof electrical apparatus with the type of protection intrinsically-safe electrical circuit Technical requirements and test methods《有防爆《火花安全电路》的防爆电气设备.pdf

GOST 22782 6-1981 Explosionproof electrical apparatus Flameproof enclosure Technical requirements and methods of testing《有《防爆外壳》的防爆电气设备 技术要求和试验方法》.pdf

GOST 22782 7-1981 Explosionproof electrical apparatus Type of protection e Technical requirements and methods of testing《《e级》防爆电气设备 技术要求和试验方法》.pdf

GOST 22783-1977 Concretes Method of accelerated determination of compressive strength《混凝土 挤压强度快速测定法》.pdf

GOST 22786-1977 Bimetalic seamless tubes for shipbuilding Specifications《造船用双金属无缝钢管 技术条件》.pdf