哈尔滨理工大学学士学位论文Quality Control FundamentalsQualityQuality has become one of the most important consume decision factors in the selection among competing products and service. The phenomenon is widespread, regardless of whether the consume is an individual, an industrial organization, a retail store, or a military defense. Consequently, understanding and improving quality is a key factor leading to business success, growth, and an enhanced competitive position. There is a substantial return on integral part of overall business strategy. We may define quality in many ways. Most people have a conceptual understanding of quality as relating to one or more desirable characteristics that a product or service should possess. Although this conceptual understanding is certainly a useful starting point, we will give a more precise and useful definition. According to the definition that the American quantity manages the association, the quantity is the combination of the characteristic and characteristic that the product or services can satisfy to rule the need but have. This definition express that should make sure the need of the customer first, because satisfy these needs are keys that attains the quantity target. Then should chase the characteristic and characteristics that the need conversion of the customer is a product, and carry on the technique request that designs the work and makes to order the product on these grounds.Many in the past of the design target of the quantity system is, in each one process stage, qualified product and unqualified product distinctions open. Those were judge for the unqualified product and must pass by to re- process to satisfy the technique request. If they cant be re- processed, should be the waste processing. This kind of system was call of the examination modification system, in this kind of system, only have while carrying on to the product the examination, or be When the customer use, would discover among them exist of problem. Because checking the proper factor of personnel the decision, the usefulness of this kind of classification examination is not high, currently, a quantity of prevention system got the more and more extensive application. In this kind of system, in order not to take place the quantity problem, emphasize first carry on to the each stage that the product produce reasonable of the measu-7re that programming and establishments arise problem. Qualitycharacteristic or property consisting of several well-defined technical and aesthetic, hence subjective, consideration; conformance to design requirements. Quality control-detecting poor quality in manufactured products and taking corrective action to eliminate it.The traditional definition of quality is based on the viewpoint that product and service must meet the requirements of those who use them. Therefore, Quality means fitness for use.There are two general aspects of fitness for use: quality of design and quality of conformance. Quality by design intent refers to the various grades or quality that is intentionally determined by design. All goods and services are produced in various grades or levels grades or levels of quality. These variations in grades or levels of quality are intentional, and, consequently, the appropriate term is quality of design. Quality of conformance refers to how well the product conforms to specifications required by design. Quality of conformance is influenced by a number of factor, including the choice of manufacturing processes, the training and supervision of the workforce, the type of quality-assurance system used, the extent to which these quality-assurance procedures are followed, and the motivation of the workforce to achieve quality.The quantity management is an assurance to carry out all management of the quantity policy suddenly. The quantity management is the job of the high manager. This work includes the strategy programming, the resources assigns to program the activity with the quantity that have something to do with it.The quality control included in order to keep the product or ministrant quantities, make it be able to satisfy to rule the demanding product or service with the appropriate trust must of have the plan and built-up activities all. These or the dynamic target is a trust that provides and can work normally to the material system for person, and include the evaluation to design the project and techniques to request the appropriate or to produce the check of the homework ability. The target of the internal quantity lie in make company of manager has the confidence to the product quantity, but the purpose of the exterior quantity guarantee lie in toward the customers of the company product to do a guarantee in the product quantity. The quality control included in order to keep the product or ministrant quantities, make it be able to satisfy to rule the demanding product or service with the appropriate trust must o