求翻译：我方不得不写信与贵方谈论有关铁钉包装之事。我方认为有必要向贵方表明我方今后交易的包装方法，以避免今后的交易中再发生类似的损失。是什么意思？

We had to write the things you talk about on nails packaging. We believe it is necessary to you that our future transactions packaging to avoid the recurrence of similar losses in future transactions.

正在翻译，请等待...

We can not but write a letter matter of with the expensive side discussion related nail packing.We thought has the necessity to the expensive side to indicate our next transaction the packing method, will avoid in the next transaction having the similar loss again.

We had to write and you talk about nails packed things. We believe that it is necessary to you to show that our packaging methods for future transactions, in order to avoid recurrence of a similar loss in future transactions.

正在翻译，请等待...