Considering the signaling system project for Beijing subway Line 4 and its extension, two different implementation options are discussed.
针对北京地铁4号线及其延伸，讨论线路延伸工程中信号系统适用的两种实施方案。
Key Pulsing is a method of signaling by depressing keys on a line otherwise arranged for rotary pulse dialing.
按键脉冲是通过在一条线上按键而不是旋转脉冲拨号的信令方法。
AIM: to investigate the influence of TG-interacting factor (TGIF) on the retinoid signaling pathway in gastric cancer cell line SGC-7901 in vitro.
目的：探讨TG -相互作用因子(TGIF)对胃癌SGC- 7901细胞株中维甲酸信号通路的影响。
If you don't find devices specifically for your interface, compare your signaling frequencies and source-and-line characteristics with those of interface standards that the vendor explicitly supports.
如果不能找到设备的特定接口，与销售商明确提供的标准接口比较信号频率和源线特性。
Signaling the line of books that are waiting to be read, it isn't rare to hear him say "Dear God, I'm an imposter, when will people realise I can't read all this?"
他也会划线标记出书中待读的部分，经常就会听到他说“天啊，我就像个江湖骗子，人们什么时候才会知道我还有这么多书需要读啊？”
Signaling the line of books that are waiting to be read, it isn't rare to hear him say "Dear God, I'm an imposter, when will people realise I can't read all this?"
他也会划线标记出书中待读的部分，经常就会听到他说“天啊，我就像个江湖骗子，人们什么时候才会知道我还有这么多书需要读啊？”
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