Box wrenches , double head , deep offset , with unequal openings ; test torques series a 开口不同的双头弯颈梅花扳手. a系列检验扭矩
Engineers wrenches , double head , open end , with unequal jaw widths ; test torques series c 开口不同的双头呆扳手. c系列的检验扭矩
Double head spray gun 双头喷枪
The lamp holder plug insertion double headed attachment point , the lamp brightly starts to work 灯头插头插入双头连接处，灯亮开始工作。
Engineers wrenches , double head , open end , with unequal jaw widths ; test torques series d 工程师用扳手钳口宽度不相等的开口端双头扳手. d系列
Treatment of senile hip fracture with percutaneous compressed double headed cannulate screw and flexible cannulate screw fixation 经皮双头加压螺纹钉加折断式螺钉治疗老年髋部骨折
For example : inflates the screw , key , double head the spiral , inside and outside hexagon bolt , the horse - drawn vehicle screw , the hexagonal nut , locks the nut , flange surface nut , thin nut and so on 如：膨胀螺丝、平键、双头螺、内外六角螺栓、马车螺丝、档圈,销,键,非标准件,六角螺栓, ,等六角螺母、锁紧螺母、法兰面螺母、薄型螺母等等。
On the basis of research on com harvesters at home and abroad , a double head of picker and forage for sell - walk corn harvester should be designed . in this article , the mechanical characteristics of cobs and straws on com plant are analyzed 在国内外玉米联合收获机研究的基础上，设计研制出一种用于自走式玉米联合收获机上集果穗和茎秆同时收获的复式玉米联合收获台。
The boxes are connected with double headed arrows labeled with the protocol used to communicate between the components ; the blue ones representing java calls in the same jvm , and the red ones representing connections that are remote using rmi iiop in this case 框和框之间使用双向箭头连接，箭头标有在元件之间通信所使用的协定蓝色箭头表示相同jvm中的java呼叫，红色箭头表示远端连接在本例中使用rmi iiop 。
Stochastically carries the double headed thrust line , may link splices the same brand ( the taihe sign ) the 12v sufficient electric lamp , may lengthen the electric appliance showing time ( to be sure not to connect different brand sufficient electric lamp ) , otherwise is all irresponsible ) 随机携带双头插线，可连拼接同品牌（泰和牌） 12v充电灯，可延长电器放映时间（切勿连接不同品牌的充电灯） ，否则一律不负责任） 。
