“petty officer”造句，怎麼用petty officer造句

Conclusion Conclusion CMS suffering rate was increased as altitude was increase, suffering rate in officer and petty officer was higher than soldier.

The NCO corps includes all the grades of sergeants and corporals. The Naval equivalent includes all levels of petty officers.

A petty officer who is an assistant to a warrant officer.

(in the navy)petty officer( in charge of steering,signals,etc )

A petty officer performing chiefly clerical duties in the .

And there were 40 officers, 260 petty officers, 538 soldiers, and 332 students.

a petty officer on a merchant ship who controls the work of other seamen.