地球表面的弯曲度把微波的直线行程限制在48公里左右。
The curvature of the earth limits a microwave's line-of-sight path to about 48 km.
精密直线导轨系统，支持通过整个行程长度的负荷。
Precision linear rail system supports the load through the entire stroke length.
坚固的铝挤压支持通过整个行程长度的直线铁路系统。
Rugged aluminum extrusion supports the linear rail system through the entire stroke length.
在“上海”系列制导装置的直线运动的能力和重物略为长行程。
The "SH" series guided linear motion device capable of heavy loads and moderately long strokes.
轴，立式磨床行程，直线。
压电尺蠖精密驱动器是基于尺蠖原理实现双向、大行程、高精度直线运动的精密驱动器。
Piezoelectric inchworm precision linear actuator based on the inchworm principle achieves a bidirectional large-travel and high-precision linear motion.
本实用新型公开了一种新型钻床，该钻床主要由钻床机头箱、直线滑道、行程滑板、回位拉簧等组成。
The utility model discloses a novel drilling machine, mainly comprising a drilling machine head case, a linear slideway, a stroke sliding plate, a return tension spring and the like.
圆筒型直线感应电机具有结构简单，成本低廉等优点，在短行程、小功率的直线运动场合具有广泛的应用前景。
Tubular linear induction motor (TLIM) is not only cheap but also simple in manufacture, can be widely used in small power drives of short distance.
圆筒型直线感应电机具有结构简单，成本低廉等优点，在短行程、小功率的直线运动场合具有广泛的应用前景。
Tubular linear induction motor (TLIM) is not only cheap but also simple in manufacture, can be widely used in small power drives of short distance.
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