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- RD auto pinning machine is used to make reference positioning pin prior to drill the laminated plates of etched circuit card on drill machine for etched circuit card manufacture premium products. rd全自动钉销机用于印刷电路叠层板在印制电路板数控钻床钻孔前钻作基准定位销钉,从面保证印刷电路板数控钻床能加工出高品质的产品。
- Ring-Mounting machine is mainly used for mounting the reference-positioning ring to the tool and removing the ring from it on numerical controlled drill, faise machine for etched circuit card. 装圈机主要用于印制电路板数控钻床，铣床加工刀具装上，卸下基准定位环只用。
- This terrible event is etched forever in my memory. 这一可怕事件永远深深地印刻在我的记忆中。
- There are two breakers in this circuit. 这个电路里面使用了两个断路器。
- A replaceable printed circuit board. 一种可替换的印制电路板。
- Fast MOSFET transistors and high-speed comparators were adopted in the etching circuits resulting in a minimum out-off time of 500ns. 电路中使用了MOS场效应管和快速比较器,使电解池切断时间达500ns。
- The circuit of the city walls is three miles. 环绕本市城墙的周长是三英里。
- There must be a break in the circuit. 电路中一定有断路。
- A short circuit will blow the fuse. 短路会烧断保险丝的。
- A design is etched on a copperplate. 铜版上蚀刻了一个图案。
- A short circuit put the machine out of action. 短路使机器停转。
- Our last conversation is etched in my memory. 我们最后的谈话牢记在我心中。
- The switches close the contacts and complete the circuit. 这些开关可使接触器接通电流形成回路。
- The scene was etched into my mind. 那情景深深地印在我的脑海里。
- It must have taken a lot of time to etch that. 蚀刻这个图案一定花了不少时间。
- His face was etched with tiredness. 从他的脸上可以看出他疲惫不堪。
- It's handmade and the inlaid designs are etched in. 它完全手工制造，而且雕刻部分设计是采用蚀镂法刻入。
- Tiredness was etched on his face. 他的脸上流露出了疲惫。
- Don't connect up the two wires, or there will be a short circuit. 不要把这两条电线接在一起，否则会短路的。
- The rocket did one circuit of the earth and returned to base. 火箭绕地球运行一周后返回基地。
