What of the following are indicated in assembly drawings？（ ）
A: Surface roughnesses of parts
B: Assembling relationships of parts
C: Geometrical tolerances of parts
D: Working principle of assembly
A: Surface roughnesses of parts
B: Assembling relationships of parts
C: Geometrical tolerances of parts
D: Working principle of assembly
B,D
举一反三
- What of the following are indicated in assembly drawings?
- Listsome of the standard parts that are not sectioned in an assembly section.
- An assembly ______ is a manufacturing process in which parts are added in sequence until the final assembly is produced.
- Spare parts are parts of machines which can be used as alternatives of the working parts when the working parts are not in service.
- The parts are made in this factory and then shipped to another country for ______. A: assertion B: assessment C: assimilation D: assembly
内容
- 0
Which of the following parts answering the question of “What did I find?” （ ）.
- 1
How many standard parts are there in the given assembly drawing? (Single option: 10 points)[img=452x314]1803a0e667962ff.png[/img] A: 3 B: 2 C: 1 D: 4
- 2
All the following are principle or necessary parts of a business letter except______. A: the Date B: the Salutation C: the Signature D: the References No.
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中国大学MOOC: There are ______ principle parts in a business letter.
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Global understanding of the structure Read the whole passage and answer the following questions. 1) What type of passage is it? 2）What parts are included in this type of passage? Please find out these parts in this passage.