总结出有多少钥匙可用、多少为客用、多少为酒店用及多少遗失。
Summarize how many keys are available, in use by guests, in use by the hotel and missing.
然而，常规加密中的钥匙管理是个问题，因为几个文件可用不同的钥匙加密。
Key management in conventional encryption, however, is a problem because several files may be encrypted with different keys.
本产品可根据客户的需求贴上不同花样的软面胶贴，可带钥匙链，可用作礼品，促销品，或个人护理用。
This item can use different design as per customers demand. It can with a key chain. This item can be applicable for gifts, promotional item or personal care goods.
本产品可根据客户的需求贴上不同花样的软面胶贴，可带钥匙链，可用作礼品，促销品，或个人护理用。
This item can use different design as per customers demand. It can with a key chain. This item can be applicable for gifts, promotional item or personal care goods.
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