我绕着礼品兜了一圈，找到了一些有用的东西：一把花式开信刀，一个带有菲尔德证章的金属书签，和两件印有恐龙图案的T恤。
I circle the wares and find a few promising items: an ornamental letter opener, a metal bookmark with the Field’s insignia, and twoT- shirts that feature dinosaurs.
我绕着礼品兜了一圈，找到了一些有用的东西：一把花式开信刀，一个带有菲尔德证章的金属书签，和两件印有恐龙图案的T恤。
I circle the wares and find a few promising items: an ornamental letter opener, a metal bookmark with the Field's insignia, and twoT- shirts that feature dinosaurs. The locks on the cases are a joke;
必须安装保险夹或护圈，以防止配件(如气錾的凿刀)从凿筒中意外飞出。
A safety clip or retainer must be installed to prevent attachments, such as chisels on a chipping hammer, from being unintentionally shot from the barrel.
在分析加工颤振机理的基础上，对加工齿轮泵壳体齿圈槽专用刀具的刀体结构和刀具参数进行了优化设计。
Based on the analysis of cutting chatter, the cutter body structure and parameters of special cutter for machining gear pump bodies are optimum designed.
介绍了多刀纵裁机和钢丝圈压出线的适用范围、结构等。
Introduced the scope of application and structures of multi-blade vertical cutting machine and bead insulating line.
在轧刀的前端设置有中频感应加热圈，在轧刀与感应加热圈之间设置有一测温装置。
In the front of the knife is set with a middle frequency induction heating ring; and a temperature detector is set between the knife and the induction heating ring.
刀片通过压块及挡圈固定在刀体上，更换比较方便。
The cutting blade is fixed on the cutter body through the pressing block and the baffle and is more convenient to replace.
刀片通过压块及挡圈固定在刀体上，更换比较方便。
The cutting blade is fixed on the cutter body through the pressing block and the baffle and is more convenient to replace.
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