用obtainment造句子，“obtainment”造句

Article 7 Deposit certificate of a hypothecated loan may be used to guarantee the principal and interest of the loan, penalty interest, damages, penalty and expenses for the obtainment of pledge.

This paper introduced the methods. problems and the present situation at home and abroad about spermatophore obtainment, spermatophore implantation and artificial external fertilization in shrimp.