front side angle的意思|示意

When there is no wind to run in the wind direction of the opposite angle net, the ratio of each side, which is in front of and behind wind ditection a…

当对角风路中无风流流动时，每一侧前后风路风阻之比值，一定相等。

Because the diagonal outriggers brace the crane not only against side-to-side forces, but also front-to-back turning forces, these two cranes can lift the full rated load over a wider Angle.

由于对角舷外架不仅支撑起重机抵抗侧向力，而且也包括交变的前后力，这两台起重机可以在一个更宽的角幅度之上举起额定的负荷。