When a person sits down to read a good book, he feels that he is facing a gurgling stream, turbulent waves and boundless sky.
When I walked into the library and saw hundreds of books, I felt that I was facing a rolling river, a vast sea and a vast universe.
When a person sits down to read a good book, he feels faced with a trickle (merged into a rolling river), sparkling pearls (the essence of the sea) and sparkling stars (illuminating the dark universe).
A. Registration requirements for registered safety engineers
Registration requirements for registered safety engineers:
(a) to obtain