They're X-ray proof to 100 mGy, the level of an airport scanner. They're shock proof to 1,500G, drop proof to six feet, vibration proof in the range of 10 to 2,000Hz, and have been tested to withstand 10,000 pluggings and unpluggings.
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，这一点在im钱包官方下载中也有详细论述
like validation rules for input. In other ways, they were very primitive,
Фото: Владимир Астапкович / РИА Новости
第八十一条 承运人签发提单以外的单证用以证明收到待运货物的，此项单证即为订立海上货物运输合同和承运人接收该单证中所列货物的初步证据。