Dear All:
 
Thhese the Second ten terms today. Please review them and give your opinions.  

  

Locating Edge Marker                     边缘定位标志         20.0717

A symbol that is used to identify which edge of a printed board is the index edge. 

用于识别印制板索引边缘的符号。

 

Locating Notch                                  定位槽                   20.0719

A tooling feature in the form of a notch in a printed board.

一种在印制板上刻槽的加工方式。

 

Locating Slot                                     定位缝                    20.0720

A tooling feature in the form of a slot in a printed board. 

一种在印制板上刻缝的加工方式。

 

Location Hole                                    定位孔                    20.1726

A hole or notch in the panel or printed board to enable either to be positioned accurately.

印制板或面板上用以准确定位的孔或槽。

 

Logic                                                   逻辑电路                21.0721

The functional digital circuits used to perform computational functions. 

用以实现计算功能的功能数字电路。

 

Logic Diagram                                   逻辑图                    21.1440

A drawing that depicts the multistate device implementation of logic functions with logic symbols and supplementary notations that show the details of signal flow and control, but not necessarily the point-to-point wiring.

一种用于描述多器件实现逻辑函数功能的图表，运用逻辑符号和辅助标识来表征具体信号流成和控制方式，点对点配线并不严格要求。

 

Logic Family                                       逻辑系列                21.1441

A collection of logic functions using the same form of electronic circuit, e.g., emitter-coupled logic (ECL), transistor-transistor logic (TTL), complementary metal-oxide semiconductor logic (CMOS).

一系列使用相同电路的逻辑函数，如发射极耦合逻辑 (ECL)，晶体管一晶体管逻辑(TTL)，互补金属氧化半导体逻辑 (CMOS)。

 

Long-Term Capability                       长期能力                91.0722

The capability of a process that exhibits statistical control over an extended period of time.

某过程在一长时间下所显示出统计控制的能力。

 

Loom Beam                                        织布梁                    44.0723

A large flanged cylinder onto which all warp yarns are wound and from which the yarns enter the loom.

一种大型的弯折滚筒，所有的纱线在上面弯折成形并由此进入织布机。

 

Loop Height                                       活套高度                76.0725

The magnitude of deviation of a wire from a straight path between its end attachment points.

两个端接点间导线偏离直线的程度级数。

 

 
Thank you!
 
IPC TG2-30CN Secretary：Charlotte