例句：
1.具有圍長(zhǎng)g的連通圖的周長(zhǎng)。
Circumference of Connected Graph with Girth g.
2.ISO薄壁軸瓦半圓周長(zhǎng)檢驗(yàn)?zāi)AD程序系統(tǒng)
A CAD Programming System for ISO Thin-Wall Bearing Semicircular Perimeter Checkout Model.
3.基于FFT的區(qū)域周長(zhǎng)的快速算法。
A Fast Algorithm Based on FFT for Calculating Perimeter of Region.
4.這個(gè)形狀奇特的美麗湖泊周長(zhǎng)約有15,000英尺。
This beautiful and curiously shaped lake lies at around fifteen thousand feet.
5.這個(gè)島周長(zhǎng)3.5千米。
The island is 3.5 km in circumference.