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患者，男，65岁。既往有心绞痛发作史，4小时前在从事体力劳动时突然出现胸骨后压榨样疼痛发作，伴有恶心、呕吐、冷汗及濒死感而入院。 应首先考虑可能发生了（）
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案例分析题The Rational Unified Process (RUP) is a software engineering process, which captures many of best practices in modem software development. The notions of （） and scenarios have been proven to be an excellent way to capture function requirements. RUP can be described in two dimensions - time and content. In the time dimension, the software lifecycle is broken into cycles. Each cycle is divided into four consecutive （） which is concluded with a well-defined （） and can be further broken down into （） - a complete development loop resulting in a release of an executable product, a subset of the final product under development, which grows incrementally to become the final system. The content structure refers to the disciplines, which group （） logically by nature. and can be further broken down into （） - a complete development loop resulting in a release of an executable product.
某项固定资产的账面原价为80000元，预计使用年限为5年，预计净残值为5000元，按年数总和法计提折旧。若该项固定资产在使用的第3年末，公司在进行检查时发现，该设备有可能发生减值，现在的销售净价为18000元，未来5年内持续使用以及使用寿命结束时的处置中形成的现金流量现值为16000元，则该项固定资产在第3年末的账面价值为（）元。
案例分析题Currently the Pentium chip or （） , made by （） , is the most common CPU though there are many other companies that produce processors for personal computers. One example is the CPU made by Motorola which is used in Apple computers. With faster processors the clock speed becomes more important. Compared to some of the first computers which operated at below 30 megahertz ( （） ) the Pentium chips began at 75 megahertz in the late 1990g. As of mid 2003 speeds now exceed 3000 + megahertz or 3 gigahertz (check your local computer store for the latest speed) . It depends on the （） that the chip is housed in, or the （） , as to whether you are able to upgrade to a faster chip. The motherboard contains the circuitry and connections that allow the various component to communicate with each other. Currently the Pentium chip or （）
围生期是指产前、产时、产后的一段时间。我国的围生期是指
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