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Number of entries (Data is updated on a monthly basis): 83243
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GB/T 42526-2023

醇胺类脱硫脱碳剂

Alcohol amine desulfurization and decarburization agents

GB/T 42527-2023

人行道密封胶分级和要求

Classification and requirements for pedestrian walkway sealants

GB/T 30564-2023

无损检测 无损检测人员培训机构

Non-destructive testing—NDT personnel training organizations

GB/T 7025.1-2023

电梯主参数及轿厢、井道、机房的型式与尺寸 第1部分:Ⅰ、Ⅱ、Ⅲ、Ⅵ类电梯

Lifts—Main specifications and the dimensions, arrangements for its cars, wells and machine rooms—Part 1: Lifts of classes Ⅰ、Ⅱ、Ⅲ、Ⅵ

GB/T 24479-2023

火灾情况下的电梯特性

Behaviour of lifts in the event of fire

GB/T 24475-2023

电梯远程报警系统

Remote alarm on lifts

GB/T 11060.13-2023

天然气 含硫化合物的测定 第13部分:用紫外吸收法测定硫化氢含量

Natural gas—Determination of sulfur compound—Part 13:Determination of hydrogen sulfide content by ultraviolet absorption method

GB/T 11060.2-2023

天然气 含硫化合物的测定 第2部分:用亚甲蓝法测定硫化氢含量

Natural gas—Determination of sulfur compound—Part 2: Determination of hydrogen sulfide content by methylene blue method

GB/T 39139.2-2023

页岩气 环境保护 第2部分:生产作业环境保护推荐作法

Shale gas—Environmental protection—Part 2:Recommended practice for environmental protection of production operations

GB/T 25283-2023

矿产资源综合勘查评价规范

Specification for comprehensive exploration and evaluation of mineral resources

Number of entries (Data is updated on a monthly basis): 83243
Weiter Weiter| 6911 - 6920 | 6921 - 6930|6931 - 6940 |Weiter Weiter