The sequence of chain characters is: left, horizontal, horizontal, vertical, horizontal, left off, horizontal, vertical, dot, left off, right off, * * 12 drawing.

I. The Chinese definition of chain is as follows:

1 chain. ?

2. The length unit of the distance measured on the ocean, 1 chain is equal to110 nautical mile, that is, 185.2 meters.

Second, chain idioms are as follows:

1, island chain [d m 4 o Li à n] Island chain geographically, it refers to the continuous arc island group on the continental margin.

2. Static Linked List A linked list described by an array is called a static linked list.

Kneeling on the chain of fire is an ancient punishment.

4. Necklace is a chain-shaped jewelry made of gold, silver and jewelry, which is hung around the neck.

5. Food Chain Different kinds of organisms form a food chain because of their feeding habits. For example, frogs eat dragonflies, snakes eat frogs, and eagles prey on snakes.

6. chains; A torture device made of iron, locked on the wrist or ankle.

7. For the swastika chain [wà n zü lià n], see "swastika" for the name of the scarf. The swastika towel made in the Song Dynasty is wide at the bottom and narrow at the top, which looks like a swastika, hence the name. Also known as the "Nazi headscarf".

8. Melting temperature [jiliàn wēn dù] is an important parameter of primers.