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混凝土结构设计规范
  • Language: zh-CN
  • Pages: 357

混凝土结构设计规范

  • Type: Book
  • -
  • Published: 2004
  • -
  • Publisher: Unknown

本规范主要规定的内容有:混凝土结构基本设计规定、材料、结构分析、承载力极限状态计算及正常使用极限状态验算、构造及构件、结构构件抗震设计及有关的附录.

GB/T 38880-2020 English Translation of Chinese Standard
  • Language: en
  • Pages: 14

GB/T 38880-2020 English Translation of Chinese Standard

his standard specifies the terms and definitions, classification and specification, technical requirements, test methods, inspection rules, packaging, marking, safety warning, and transportation and storage of children mask (hereinafter referred to as mask). This standard is applicable to the marks worn by children aged 6~14 years, for filtering particulate matters in the air and blocking microorganisms, pollen, droplet, etc. This standard is not applicable to masks with electric air supply (exhaust) devices.

Packaging. Pictorial Marking for Handling of Goods
  • Language: en
  • Pages: 16

Packaging. Pictorial Marking for Handling of Goods

  • Type: Book
  • -
  • Published: 1999-04-15
  • -
  • Publisher: Unknown

Packages, Packaging, Graphic symbols, Symbols, Marking, Materials handling, Materials handling operations, Preferred sizes, Position, Colour

Paper and Board. Determination of Grammage
  • Language: en
  • Pages: 16

Paper and Board. Determination of Grammage

  • Type: Book
  • -
  • Published: 1912-07-31
  • -
  • Publisher: Unknown

Paper, Board (paper), Paper products, Weight measurement, Weight (mass), Area, Accuracy, Test specimens

YY 0469-2011 Surgical mask (English Version)
  • Language: en
  • Pages: 17

YY 0469-2011 Surgical mask (English Version)

YY 0469-2011 Surgical mask English-translated version