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| уровень инфраструктуры (The layer that represents the IT administration of the physical hardware and operating systems that support the services layer) | |||
| уровень инфраструктуры (ssn); инфраструктурный слой (Alex_Odeychuk) | |||
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infrastructure layer : 3 短语, 2 学科 |
| 信息技术 | 1 |
| 编程 | 2 |