direct design method

基本解释

Strength design of ancient canal boat is studied based on direct design method.
采用直接设计法对运河漕舫的首部结构进行了强度设计。
Secondly, according to design and manufacture characteristic of the micro-gear, the direct design method called"deviation function"is proposed.
第二，根据微型齿轮传动设计与制造的特点，提出了一种设计微型齿轮轮齿齿廓曲线的方法，即偏差函数法设计齿轮齿廓。
Based on the demands of two limit states, the design control equations of cross section for prestressed concrete beam are derived and the direct design method is presented.
根据两类极限状态的基本要求，建立了预应力混凝土梁截面设计的控制方程，提出了直接设计方法。