That would be the responsibility of the buyer. We are prepared, however, to provide all the documentation costs.
那是属于买方的责任,我们仅承担提供所有文件的费用。
It then sends these signals down an ordinary telephone line to another fax machine, which changes the signals back into the shapes of letters.
然后把这些符号通过一条普通的电话线送到另一台传真机上,传真机又把符号变为字母形状。