配管 はいかん工業 こうぎょう

wa ikan kōgyō

1. Not plumbing industry.; Not a plumbing professional.

1. Was a plumbing industry worker.

1. Plumbing industry ; In the plumbing industry

1. Piping industry; Plumbing industry

1. Not a plumbing industry worker.; Not involved in plumbing.

1. It's not plumbing.; I'm not a plumber.

1. Was a plumbing industry worker.

1. Plumbing industry.

1. Not a plumbing industry worker.; Not involved in plumbing.

1. Wasn't plumbing industry.; Wasn't a plumbing worker.

1. Probably plumbing industry.

1. Was not a plumbing industry worker.; Was not related to the plumbing industry.

1. Wasn't plumbing/piping industry.

1. Probably plumbing industry.

1. Was not plumbing industry.; Was not a plumbing engineer.

1. If/when plumbing industry; If/when related to the plumbing industry

1. If it were plumbing/piping industry; If the industry were plumbing/piping

1. If/when plumbing industry; Regarding plumbing industry