ttl
美英
- abbr.(=to take leave)告别
- n.【摄】
- 网络生存时间(time to live)；存活时间；生存周期
ttlttl
生存时间(time to live)
生存时间（TTL）：表示一个IP数据流的生命周期，由发送数据的源主机设置，通常为32、64、128等。每次IP数据包经过一个 …
存活时间
存活时间（ttl）设置了该数据报在因特网中允许存在的最大生存时间，该时间以秒为单位。每当产生一新的数据报时，就为它设 …
生存周期
因为人各个组织细胞的生存周期（TTL）有限，死，是必然的评论| 有生命的都不能永恒，包括太阳！！
晶体管逻辑(transistor transistor logic)
晶体管到晶体管逻辑(TTL)、振荡器和滤波器电路1设计与分析集成商基于对数域滤波器电路2 滤波器电路设计3 8阶低通滤波器 …
1
Computers cache the name-to-IP mapping for a certain period of time, known as the time to live (TTL), to reduce overall response time.
计算机将这个名称缓存到IP映射一段时间，这个时间段称为timetolive（TTL），以减少总响应时间。
2
If the message's TTL had already expired at this point, then the message may appear in the sender's Dead Letter Queue.
如果此时消息的TTL已过期，则此消息就会出现发送端的死信队列中。
3
Its output sine signal needs to be converted into the same frequency square TTL signal received by the controller shown in Fig. 2.
它的输出正弦信号需要转换成相同的频率平方米的TTL信号控制器收到的显示图。2。
4
Canon's E-TTL II even measures the distance to the main subject and that also becomes part of the evaluation taking place.
佳能的E-TTLII甚至可以测出相机和主要被摄对象间的距离并将此作为测光的考虑因素之一。
5
Use the Ttl property to specify the maximum number of times the ICMP echo message can be forwarded before reaching its destination.
使用Ttl属性指定ICMP回显消息在到达目标之前可以被转发的最大次数。
6
The output stage can switch 20 mA over the full frequency response range of the sensor, and is compatible with TTL and CMOS logic circuits.
输出级可在传感器全频率响应范围内达到20mA，且与TTL和CMOS逻辑电路兼容。
7
characterize binary signals in terms of: input levels, output levels, and "noise margins" , specifically using the TTL specification.
使用TTL格规描述二进制信号依据︰输入准位，输出准位，及「噪声极限」。
8
Such evictions are typically determined by a "time-to-live" (TTL) or "least-recently-used" (LRU) algorithm.
这种排除操作通常由“生存时间”（TTL）或“最近最少使用”算法确定。
9
The TTL defines the number of times nodes can forward a packet as it travels between its source and destination.
TTL定义数据包在源和目标之间传输时，节点可以转发该数据包的次数。
10
The DNS entry for the application and its associated TTL must be managed carefully.
应用程序的DNS条目及其关联TTL必须小心管理。
11
For this reason , we recommend configuring a Time to Live ( TTL ) value for the clustered mailbox server DNS host record to 10 minutes .
因此，建议将群集邮箱服务器DNS主机记录的生存时间（TTL）值配置为10分钟。
12
For instance, the inventory response for the parts from an automotive dealership includes a Time-To-Live (TTL) element.
比方说，汽车零售商的零件目录响应中包含一个Time-To-Live（TTL）元素。
13
The replication works correctly if the replication window is not less than the default DNS Time to Live (TTL) entry.
如果复制时段不小于默认的DNS生存时间（TTL）项，则复制可以正常进行。
14
TTL-BL will often give you dark images as it tries to balance the brighter subject to the darker background.
BL通常会给你一个欠曝的照片因为它常常会试图去平衡明亮的主体和黑暗的背景。
15
The calculations involved in balancing the light in TTL BL mode are complex. In certain circumstances under- or overexposure may occur.
TTLBL模式中光线均衡的算法是很复杂的，在某些情况下会曝光不足或曝光过度。
16
Which statement correctly describes the disabling of IP TTL propagation in an MPLS network?
哪种说法正确地描述了MPLS网络中IP传输的TTL是禁用的？
17
This field can be used maliciously by setting the value for an RR to a short or long TTL value. . .
这一领域可用于恶意设置的值为一居民向短期或长期TTL值…
18
Singlechiprecognizes synchronized signal according as rising edge trigger signal that the converting circuit of TTL level output.
单片机根据TTL电平转换电路输出的上升沿信号识别同步信号。
19
These maps can be created dynamically with the appropriate TTL template based on the application and data requirements.
这些映射可基于应用程序和数据要求通过适当的TTL模板动态创建。
20
auxiliary digital circuit courses on TTL circuit -drive current relationship.
辅助数字电路课程学习，说明TTL电路中驱动电流之间的关系。
21
The TTL element defines the number of seconds that the response is valid.
TTL元素定义了响应有效的秒数。
22
However, it differs from the TTL mode by combining the measurement of the reflected pre-flash and the ambient.
与TTL模式不同的是，预闪反射光与环境光的测量结果要混合。
23
Nikon Speedlights let the photographer choose between two different TTL modes: A plain TTL mode, and the TTL BaLanced fill (TTL BL) mode.
尼康高速闪光灯有两种不同的TTL模式：普通TTL模式和TTL均衡补充（TTLBL）模式。
24
Use of these drivers with TTL may require input pull-up resistors to ensure an input logic high.
使用这些带TTL的驱动器可能需要输入上拉式电阻器，以确保一个高输入逻辑电路。
25
Each node decrements the current TTL value in a packet before forwarding it.
每个节点在转发数据包之前都会将数据包中的当前TTL值减一。
26
Some time before the migration, make sure you lower the TTL of your domain name records to 5 minutes.
在迁移之前的某个时间，确保将您的域名记录的TTL降低到5分钟。
27
In plain TTL mode, the two measurements will not be interfere with each other.
在普通TTL模式中，两个测量结果互不相干。
28
This manostat can serve as a TTL circuit or MCU circuitry of power sources.
本稳压电源可作为TTL电路或单片机电路的电源。
29
TTL is also the most appropriate mode for macro work and for interiors when the flash is the dominant light source and for bounce flash.
对于微距、内窥摄影，如果闪光灯是主要光源，TTL模式也是最恰当的。同样，跳反射使用闪光灯时也应使用TTL模式。
30
The PDP-15 was implemented with TTL-integrated circuits, unlike earlier PDPs, which were built from discrete transistors.
不同于早期的PDP（其从分散的晶体管构建），PDP-15通过TTL集成的电路实现。