1、The port provides both output and input channels, which are generally TTL compatible.
該端口提供輸出和輸入通道，一般為TTL兼容。

2、The TTL element defines the number of seconds that the response is valid.
TTL元素定義了響應(yīng)有效的秒數(shù)。

3、Introduction to TTL series IC and basic electronic devices.
基本TTL系列IC和電子材料的介紹。

4、Output rise and fall times are TTL compatible and independent of pulse duration.
輸出上升和下降時間ttl兼容和脈沖持續(xù)時間無關(guān)。

5、The DNS entry for the application and its associated TTL must be managed carefully.
應(yīng)用程序的DNS條目及其關(guān)聯(lián)ttl必須小心管理。

6、If the TTL reaches zero the packet is discarded.
如果TTL的值達(dá)到零，則該數(shù)據(jù)包被丟棄。

7、Below is an example of setting the TTL value to 120 seconds for key "a, key."
下面是為鍵“a,key ”設(shè)置ttl值為120秒的示例。

8、I~2L AND TTL TYPE DOUBLE-EDGE-TRIGGERED D-FLIP-FLOPS
I~2L和TTL型雙邊沿D觸發(fā)器

9、If you want the subject should stand out strongly from the background, you should use TTL mode.
如果想使主體強烈突出于背景，應(yīng)該使用TTL模式。

TTL翻譯