1.
Controlled Blast Technology for Demolition and Expansive Excavation of Tunnel for Transforming the Single Track into Double Track under Complicated Conditions
复杂条件下单改双线隧道拆除扩挖控制爆破技术
2.
An Improvement on the Construction Process of Double-tracked–Single Bore Long Tunnel
新建铁路长大隧道“单洞双线轨道运输”工序改良
3.
0 - None\\;1 - Single (Default)\\;2 - Double
-无\\;1-单线(默认值)\\;2-双线
4.
2-wire, 2-way repeater. One or two line can be specified.
两线双向中继器。可指定单线或双线。
5.
2-wire, 2-way repeater. Right-click for one or two line.
两线双向中继器。右击指定单线或双线。
6.
AC single phase two wire insulated system
交流单相双线绝缘系统
7.
4-wire, 2-way repeater. Right-click for one or four line.
四线双向中继器。右击指定单线或四线。
8.
4-wire, 2-way repeater. One or four line can be specified.
四线双向中继器。可指定单线或四线。
9.
2-wire, 2-way repeater with low-frequency bypass. One or two line can be specified..
具有低频旁路的双线双向中继器。可指定单线或双线。
10.
2-wire, 2-way repeater with low-frequency bypass. Right-click for one or two line.
具有低频旁路的双线双向中继器。右击指定单线或双线。
11.
General amplifier. One or two line can be specified.
普通放大器。可指定单线或双线。
12.
Magnetic core. Single or double line representation can be specified.
磁芯。可以指定单线或双线表示。
13.
Magnetic core. Right-click for single or double line representation.
磁芯。右击指定单线或双线表示。
14.
Represents a buzzer with 1 or 2-line input.
表示有单线或双线输入的蜂鸣器。
15.
General amplifier. Right-click for one or two line.
普通放大器。右击指定单线或双线。
16.
Back alley
单打端线和双打端线之间的细长地带
17.
side alley
单打边线和双打边线之间的细长地带
18.
For strong sewing use double, not single thread.
为了缝得牢，用双线，而不要用单线。