In an assembly section, these parts should have their section lines left out or shown solid black:

A. Bolts

B. All fasteners

C. Thin parts

D. Rivets

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. These are accurately drawn maps of cities and towns showing property lines and other features that control…
  2. Some of the common terms used to describe technical drawing include:
  3. Oblique sections are useful to show this:
  4. Some traditional board drafters preferred the drafting machine over the parallel straight edge because…
  5. There should be a visible gap between the wall and the ________ line.
  6. The second line of dimensions out from the plan generally includes ________.
  7. A civil engineer working on a bridge design would probably rely on his ________ scale for checking printed…
  8. This is a common method for connecting steel members of buildings and bridges:
  9. The most common geometric form used in gears today is this:
  10. This type of weld is the most common in structural steel fabrication:
  11. Technical drawings typically serve one of three purposes:
  12. In some circumstances an entire drawing can be inserted into a different drawing as a block. When this…
  13. The condition of a part when it contains the least amount of material is referred to as ________.
  14. Switches and relays should be shown in this position with no operating force or applied energy:
  15. An engineer's scale would be used to measure lines on a drawing where the scale factor reads ________.
  16. Approximately this much of the cost of product development and manufacture is determined at the design…
  17. The thread note for a typical bolt will include the ________.
  18. A projection weld is a type of:
  19. These gears transmit power between shafts whose axes intersect at any angle:
  20. These types of projectors converge at a vanishing point:
  21. This is the term for the range of tightness or looseness resulting from the allowances and tolerances…
  22. A ________ is the person responsible for verifying that the drawings in a project set are free of mistakes.
  23. In U.S. structural and architectural drafting, all dimensions of this length are usually expressed in…
  24. A line with a tapering width can be easily created by using the __________ tool.
  25. Architectural drawings used to construct a house are often plotted with a scale of ¼ = 1'-0.…
  26. Using the Relative Polar Coordinate System to add a 3 inch line that is 45 degrees from the end point…
  27. Geometric primitives include shapes such as ________.
  28. In developing a multi-view drawing, the drafter can use a ________ line to help locate the top and right…
  29. This is the measured size of a finished part:
  30. Lines of an isometric drawing that are not parallel to the isometric axes are called this: