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1·The areas and perimeters of these quartz grains were calculated by GIS-based technologies.

并计算出每颗石英的周长和面积。

2·Users can set asset protection perimeters using the system's location awareness technology.

用户还能利用该系统的定位感知技术设定资产保护范围。

3·We can follow the railway lines through the security perimeters and into the elite compounds.

跟着铁路线穿过保安区就进入了核心地带。

4·Study of deduction of flute making vibration frequency formula and validation of physical perimeters.

对笛子制作频率公式的推导和物理量的验证进行了探讨。

5·Security perimeters are essential for any big competition and are important for the smooth process of security.

场地周边安保系统的好坏是大型赛事能否成功的根本之所在，也是赛事安保能否顺畅运行的关键。

6·The menu controls along the bottom and right perimeters are Boolean controls with customized appearance and embedded text.

位于底部和右边缘的都是它的菜单控件。这些控件全是自定义风格的布尔类型，且内部都有文字标签。

7·It's interesting to know that when we measure the output of the heart, there is about 30 different perimeters that are measured.

有趣的是，当我们测量心脏的，输出量时，我们需要测量30种不同的周长。

8·Nicolas Maingot, the head of Fifa's media department, added: I don't have reports that the security perimeters are not working.

国际足联媒体总监尼古拉斯。曼格特补充说：“我还没有收到各个比赛场地周边安保系统失灵的报告。”

9·Shopping the perimeters of your grocery store will also ensure you are not purchasing foods with preservatives or excess packaging.

在你周围的市场里购买食物，也会让你确保食物中没有含有大量的防腐剂或者过量的包装。

10·Flashing is metal stripping that is nailed around the perimeters of these holes, then sealed or caulked, to prevent water leakage.

闪光的金属剥离就是钉周围这些小孔，然后密封或房顶，为防止漏水。

周长

1·The forest landscape elements cover a quite large area, nevertheless, the areas of various elements are extremely uneven, and their perimeters demonstrate the same regularity as well.

核心区内森林景观要素面积较大，但各景观要素之间的面积分配极不均匀，周长也表现出相同的规律。

2·The perimeters of all boards are fitted with aluminium banding which protects the edges of the board during general usage and transportation.

所有议会的周长与铝的保护带一般使用和运输过程中对板边安装。

3·Although the building perimeters, columns and ceiling heights were already established, there was enough freedom to determine the look and flow of the rooms.

尽管建筑物的周长、立柱以及天花板高度都已经确立了，但是仍然有足够的自由度来定义房间的外观及流通。

(1)wetted perimeter[地]湿周

(1)perimeter blasting光面爆破；周边爆破；巷道周边爆破法