repeated loading and unloading
5.6 The packing of the technical documentations should be strong， suitable for long distance transportation and repeated loading and unloading. Precautions against rain and moisture shall also be taken.
基于1个网页-相关网页
repeated loading and unloading
反复装卸
以上为机器翻译结果，长、整句建议使用 人工翻译 。