This paper reviews the classification of degrees of systems education at the university of Hull, the principle, practice and philosophy dominating the teaching pro-gram of systems education.

本文评介了赫尔大学系统教育的等级分类，以及指导制订系统教育教学大纲的原理、实践和哲学。

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This date and construction iers (i e Hull Numbers) of all vessels include the contract are to be declared to the classification by the party applying assignment of class for a new building.

其合同（涉及所有船舶）日期和船舶建造工程号（如船厂编号）应由申请建造入级的申请方向入级船级社提出书面声明。

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Structural steel material of main hull structure to be of the quality as required by the Classification Society and shall be free of cracks, lamination, surface defects and other defects.

主船体结构用钢的材料须满足船级社要求，并且无裂纹、迭片结构、表面缺陷和其他的缺陷。

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