multiple spring

internally mounted, single face, multiple-spring, balanced structure and driven by fork.

内装、单端面、多弹簧、平衡型、拨叉传动。

desert climate was quite poor, multiple spring dust storms, either hot summer, the winter cold anomaly;

沙漠区气候比较恶劣，春季多发沙尘暴，夏日酷热难耐，冬日异常寒冷；

use rotating head assemblies up to: 3500 fpm for single spring designs 5000 fpm for multiple spring designs

旋转密封头可适用的范围：对大弹簧结构可达到3500fpm对多弹簧结构可达到5000

parametric modeling and optimal design for auto-weapon multiple spring based on apdl

基于APDL的自动武器复进簧参数化建模与优化设计

born in the north of the sandstorm multiple spring, and rain after a period of time within a won't happen very good evidence is dust storms.

沙尘暴多发作于南方的春季，而且降雨后一段时间内不会发作沙尘暴是很好的证据。