高品质的服务要靠设计和管理，但服务的无形性、不可分割性、易变性和易逝性都说明服务设计比产品设计更为复杂。
The high quality service is depends on the design and management, but the service design is sophisticated than product design because intangibility, inseparability, variability, perishability.
服务是图书馆的主要使命，图书馆服务具有无形性、同时性和双重性。
Service is the main mission of the library with the intangible, simultaneous and dual nature.
服务性企业经常面临如何最好的向顾客传递无形的服务质量上的困扰。
Service firms often are confronted with the problem of how to communicate the intangible qualities.
图书馆服务的公益性和无形性决定了其用户满意度不同于市场领域的独特性。
Because the welfare and intangible of library service, library customer satisfaction has some characteristics different from that in the market sector.
由于现有模块化理论大多针对有形的实体产品，但服务产品具有无形性，要研究服务产品的模块化必须深入到其生产运作过程。
Usually, the modular theory is used to study the tangible physical products, we need to innovate it for the China rail restructuring.
由于现有模块化理论大多针对有形的实体产品，但服务产品具有无形性，要研究服务产品的模块化必须深入到其生产运作过程。
Usually, the modular theory is used to study the tangible physical products, we need to innovate it for the China rail restructuring.
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