搜索筛选:

搜索耗时 0.04456 秒,为你在 464022 条记录里面共找到 100 篇文章 [XML]
模糊搜索:
同义词搜索:
搜索字段:
JIS R6241-2018 砂轮--粘合磨料砂轮最高使用轴速 Bonded abrasive products -- Maximum operating speed of grinding wheels
2024-01-09 00:24:01
JIS B7739-2020 非金属材料用摆锤式冲击试验机--测试机校验 Pendulum-type impact-testing machines for non-metallic materials--Verification of testing machines
2024-01-09 00:36:01
ISO/IEC 24824-4-2021 信息技术--ASN.1一般应用--第4部分:密码消息语法 Information technology — Generic applications of ASN.1 — Part 4: Cryptographic message syntax
2024-01-09 02:24:01
ISO 6306-2019 钢化学分析--钢标准中列出元素顺序 Chemical analysis of steel — Order of listing elements in steel standards
2024-01-09 02:36:01
ISO 1206-2018 滚动轴承--加工环滚针轴承--边界尺寸、几何产品规格(GPS)和公差值 Rolling bearings — Needle roller bearings with machined rings — Boundary dimensions, geometrical product specifications (GPS) and tolerance values
2024-01-09 03:24:01
ISO 11665-5-2020 环境中放射性测量--空气: 氡-222--第5部分:活动浓度连续测量方法 Measurement of radioactivity in the environment — Air: radon-222 — Part 5: Continuous measurement methods of the activity concentration
2024-01-09 04:12:01
SN/T 4501.1-2016 镍精矿化学分析方法 第1部分:镍、钴、铜、锰、镁、钙元素含量测定 电感耦合等离子体原子发射光谱法 Chemical analysis of nickel concentrate-Part 1: Determination of nickel, cobalt, copper, manganese, magnesium, calcium content- Inductively coupled plasma atomic emission spectrometry
2024-01-09 06:48:01
ISO 2710-1-2017 往复式内燃机--词汇--第1部分:发动机设计和操作术语 Reciprocating internal combustion engines — Vocabulary — Part 1: Terms for engine design and operation
2024-01-09 07:24:01
ISO 20290-2-2019 混凝土骨料--机械和物理性能试验方法--第2部分:用洛杉矶试验测定抗碎裂性方法 Aggregates for concrete — Test methods for mechanical and physical properties — Part 2: Method for determination of resistance to fragmentation by Los Angeles Test (LA-Test)
2024-01-09 08:12:01
ISO 20749-2017 牙科--预胶囊包裹银汞合金 Dentistry — Pre-capsulated dental amalgam
2024-01-09 12:12:01