As you noticed, 外資を含む製造業 can be interpreted in two ways. The one is "the manufacturing industry that has foreign capital" and the other is "the manufacturing industry including foreign-affiliated companies". I think it means the latter because of the context. In this case, it is not necessary to limit the manufacturing industry to one ...
I believe the word you are looking for is どじ
Here is the jisho definition but it doesn't do the word justice at all. I think it would be better to look up example sentences to get a feel of how it is used.
Here is one to get you started
I found this sentence in the NINJAL corpus どじ
As you said, it will vary depending upon the usage in the context. In English, speed and velocity are often used interchangeably, but they are different concepts in scientific contexts. Likewise, when 回転数 is used in scientific or technological contexts, it usually refers specifically to either rpm (1/60 s-1) or rps (s-1), depending on the field. The 回転数 of ...