In this article, firstly, the direct calculation method of pentamaran structural design is briefly described, and then some key problems such as load calculation, structural analysis, and fatigue analysis are expounded with prac.

Combined with the actual movements of SARV during the working process, the additional forces and moments that induced by FOMC for SARV and their effects on SARV moving speed are studied in each moving state of SARV, using the direct calculation method, and reas.

Based on principle of direct calculation method,the paper,with integration of train working diagram design,builds up a calculation model for carrying capacity of double-tracked railway section.

Comparison between nerve network method and direct computation method in harmonic current detection for APF;

Simulative research of direct computation method applied in APF;

For given principal dimensions,the ship form,general arrangement and steel material as well asscantlings of the cross - sectional longitudinal members are optimized for a large oil carrier by using the direct calculation method.

This article proposes the direct computing method of the wooden structure integral stability design according to the theory and the specifications of the wooden structure design, which avoids the traditional trial-computation or the iterative computation and makes it more convenient to use the computer to design.

The direct function calculating arithmetic is one arithmetic of the numeric increment interpolation.

These two direct calculation methods for turning flows can avoid the shortcomings of such conventional approaches as the Furness or Fratar estimation method and the expan.