safety arch的意思|示意

The optimization design for high arch dam shape is a key technology which will affect the dam safety and the cost of high arch dam.

高拱坝体形设计是关系到大坝安全和经济的关键技术问题。

It is warrant careful research that how much is the safety factor of a high arch dam.

高拱坝潜在安全度究竟有多高是值得认真研究的问题。

The utility model discloses a safety arch centering, which is mainly used for a support for covering an agricultural film.

本实用新型公开的安全拱架，主要用于覆盖农膜时的支撑物。