电工不可以拆开再装回木板以处理接线不良，这是特种工作，无论多么简单，都属于木匠。
An electrician cannot rip out a board to fix a connection and put it back again: that is the special job, no matter how simple it may be, of the carpenters.
将阀芯、定时线圈按原位装回；再装上软管，打开前端球阀。
The spool, coils regularly replace by in situ; then fitted hose, open the front ball.
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