The spans of the conjugate beam and actual beam must be equal.

Short attention spans are common.

视野缩小是常见的.

The wire door was a couple of hand-spans from his face.

铁笼门距他的脸只有一两个巴掌远.

A steel railway bridge spans the Yalu River.

鸭绿江上有一座钢铁大桥.

His political life spans half a century.

他的政治生涯长达半个世纪.

Mast: A vertical spar or pole to which a sail or sails attach.

桅杆: 一种垂直圆材或杆,用来悬挂船帆.

I am anxiously, and his father spar together as a result, I lost the battle.

我急了, 和爸爸对打起来,结果, 我还是败了.

Over the years he sparred with his friend Jesse Jackson over political tactics...

这些年以来，他一直跟他的朋友杰西·杰克逊为政治手腕的问题争论不休。

The basic characteristic of 120 ℃ thermoluminescence peak of iceland spar was studied.

对冰洲石120℃热释光峰的基本特性进行初步研究.

There are abundant mineral resources, mainly copper, lead, zinc , mineral deposits, such as Iceland spar.

境内有丰富的矿产资源, 主要有铜 、 铅 、 锌 、 冰洲石等矿藏.

A metal ring that moves freely back and forth on a rope, rod, or spar.

滑环在一根绳 、 杆子或圆材上可以自由来回移动的金属环.

So a crack in a titanium spar can be detected under a layer of aluminum skin.

因此,它可以探测纵梁蒙皮中钛金属材料以下的铝材裂纹.

She said she was honored to speak at historic spar spot as Martin Luther King Jr.

她说她很荣幸能够站在马丁路德金曾经站过的地方进行演讲.

The rope, rod, or spar on which such a ring moves.

环可供这种环移动的绳子 、 竿子或圆材.

A spar that connects the tail surfaces and the main structure of an airplane.

尾桁连接飞机的尾部表面和机身的桁.

The structural character and recently development of Spar platform is presented in detail in this paper.

本文详细介绍了单柱式平台的结构特点和发展概况.

A carbon spar of the wing has a wall made of a carbon braid.

厢房的一个碳桅杆一个碳包线做一个铸壁.

CIS: Just killing time . You wanna spar?

娱乐而已. 想来比划比划?

With protective gear on you can spar with a partner.

戴上护具后可以和对手练习轻拳出击。

With the development of science and technology, the processing technique of Iceland Spar developed greatly.

随着科学技术的进步, 冰洲石晶体的加工技术有了较大的发展.

A long spar extending from a mast to hold or extend the foot of a sail.

帆下桁从桅杆上伸出的长杆,用来支撑或伸展帆的下端.