Shear force diagrams are drawn in the manner indicated, with negative shears below the baseline.
剪力图按指明的方式来画，负剪力画在基线以下。

Bending machines for reinforcing bars ， Concrete bar cutters and section ， billet， ingot shears.
加强筋弯曲机，混凝土切割机型材，钢坯及铸块剪切机。

Flying shears equipment is one of the important continuously imported metallurgical equipment in china.
飞剪机是我国长期以来一直引进得重要得冶金设备。

Safety of household and similar electrical appliances Part 2 Particular requirements for scissor type grass shears
家用及类似电器的安全性第2部分剪式切草机的特殊要求

Our factory has lathe drill grinder rocker punch, bending machine electric welding machine and other equipment shears.
我厂有车床摇臂钻磨床冲床，折弯机剪板机电焊机等设备。

Structure Design and Shearing Force Calculation of Rotary Trimming Shears and Chopping Shears of Aluminum Hot Rolling Line
铝热轧圆盘剪及碎边机的结构设计及剪切力计算