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  2. ISO 13567 - Wikipedia

    en.wikipedia.org/wiki/ISO_13567

    Technical product documentation — Organization and naming of layers for CAD — Part 1: Overview and principles ISO 13567-2:2017 [2] Technical product documentation — Organization and naming of layers for CAD — Part 2: Concepts, format and codes used in construction documentation ISO/TR 13567-3:1999 (withdrawn September 2015) [3]

  3. Desoldering - Wikipedia

    en.wikipedia.org/wiki/Desoldering

    A typical spring-loaded solder sucker A solder sucker partially dismantled showing the spring. A desoldering pump, colloquially known as a solder sucker, is a manually-operated device which is used to remove solder from a printed circuit board.

  4. CAD standards - Wikipedia

    en.wikipedia.org/wiki/CAD_standards

    CAD standards are a set of guidelines for the appearance of computer-aided design (CAD) drawings should appear, to improve productivity and interchange of CAD documents between different offices and CAD programs, especially in architecture and engineering.

  5. FreeCAD - Wikipedia

    en.wikipedia.org/wiki/FreeCAD

    FreeCAD is a general-purpose parametric 3D computer-aided design (CAD) modeler and a building information modeling (BIM) software application with finite element method (FEM) support. [4] It is intended for mechanical engineering product design but also expands to a wider range of uses around engineering, such as architecture or electrical ...

  6. Pipe recovery operations - Wikipedia

    en.wikipedia.org/wiki/Pipe_recovery_operations

    Pipe Stretch Free Point Estimate. The pipe stretch free point estimate is a good starting point for identifying the free point. Pull the drillstring to the pipe's neutral weight, which is the combined weight of blocks and the weight of the drill string and make a mark(X 1)(in) at the top of the rotary table.

  7. Wave soldering - Wikipedia

    en.wikipedia.org/wiki/Wave_soldering

    The Restriction of Hazardous Substances Directive (RoHS) has led to an ongoing transition away from 'traditional' leaded solder in modern manufacturing in favor of lead-free alternatives. Both tin-silver-copper and tin-copper-nickel alloys are commonly used, with one common alloy (SN100C) being 99.25% tin, 0.7% copper, 0.05% nickel and <0.01% ...

  8. Wikipedia:Language learning centre/Word list - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Language...

    Drawing up a comprehensive list of words in English is important as a reference when learning a language as it will show the equivalent words you need to learn in the other language to achieve fluency.

  9. Takefumi Aida - Wikipedia

    en.wikipedia.org/wiki/Takefumi_Aida

    Tokyo War Dead Memorial Park. Takefumi Aida (相田武文) (Aida Takefumi) (born June 5, 1937) is a Japanese architect.He is known for his building block house series and layered memorials, which represented a break from then-current Japanese Metabolist philosophies..