The government has started building fortifications along its eastern border.
政府已经开展了沿东部边境建造防御工事的工程。
You have to have people who live in these fortifications.
在这些防御工事中必须有人驻扎。
He then invested in infrastructure and built massive fortifications.
随后，他把精力投入到基础设施和防御工事的建造上。
Colonists were able to fire at the British from behind these fortifications.
殖民地人民可以从工事后面对英军开火。
In 1942 its steel frame was disassembled for use in fortifications and Bridges.
在1942年，它的钢框架被拆除，用于防御工事和桥梁建设。
What about the fortifications at Verdun and Metz?
那凡尔登与梅斯的防御工事呢？
We directed all our guns against the enemy fortifications.
我们把炮口都对准了敌人的工事。
They found a breach in the enemy's fortifications and penetrated their lines.
他们在敌人的防线上找到了一个缺口，并从这里突破敌人的阵地。
The enemy were careful to destroy the fortifications from which they were retiring.
敌人小心翼翼，撤离阵地总要将工事破坏掉。
Our present fortifications are only a mile from town, 'said Captain Randall shortly.
“我们现在的防御工事距离市区只有一英里远。”兰德尔队长简洁地说。
He spoke of vast secret stockpiles and fortifications that he had seen with his own eyes.
他谈到了自己亲眼目睹的大量秘密贮备和防御工事。
It was practical books about fortifications, hydraulics, artillery, navigation, and shipbuilding.
而是实际的书籍，比如有关防御工事的，水力学，炮术，航海和造船的。
Objective: To make comprehensive estimation for environment quality of air defence fortifications.
目的：对人防工事环境质量进行综合评价。
Situated in a bay in the Caribbean Sea, Cartagena has the most extensive fortifications in South America.
卡塔赫纳位于加勒比海海湾，有着南美面积最大的防御工事。
The 400-year-old San Sebastiao and San Joao Baptista fortifications are unique examples of military architecture.
岛上有400年历史的圣塞巴斯蒂安要塞和圣胡安包蒂斯塔要塞是军事建筑中的两个独特典范之作。
It is the site of early Dutch and English fortifications and of Castle Clinton, built in 1808 for the defense of the harbor.
1808年为保护港口而建，早期荷兰和英国的防御工事及克林顿城堡就在此地。
Royal Engineers use their knowledge of fortifications to reinforce all weapon emplacements to make them more resistant to damage.
皇家工程师将用他们关于工事的知识来强化所有的火力点，以使它们更能抵抗伤害。
The design theory and method of resistance transformation has been mainly researched in the domain of civil defence fortifications.
平战抗力转换的设计理论与方法是目前人防工程领域的研究重点之一。
He was a Polish officer, born in Lithuania, who was assigned the task of completing the fortifications for the defense of the Hudson.
他是一名波兰军官，出生于立陶宛，曾接受了一项在哈德逊河畔设防的任务。
While buildings can be strengthened to resist the shaking from an earthquake, such fortifications can't protect against tons of falling rock.
虽然建筑物可以加固，以抵御地震造成的摇晃，但这样的加固措施不可能经得住成吨重的落石。
Jiajing and late Ming are two major historical periods that chiu-pien (the nine frontier fortifications system) theories shaped and evolved.
嘉靖和晚明是明代九边说法形成与演变的两个主要时期。
This would turn the maginot line and would not entail the losses likely to be sustained in a frontal attack against permanent fortifications.
这种进攻也会绕过马奇诺防线，并且可以避免对永久性的防御工事正面进攻可能遭受的损失。
It provides better effects against the secondary targets of buildings, fortifications and light armor than a less versatile kinetic energy penetrator.
和通用性较差的动能穿甲弹相比，化学能弹头在应对非主要目标(如建筑物、防御工事以及轻装甲等)可以提供更好的效能。
The Romans, Byzantines, and medieval Europeans built defensive towers as part of the fortifications of their city walls (e. g. , the Tower of London).
罗马人、拜占庭人和中世纪欧洲将用作防御的塔建成为城墙上防御工事的一部分（比如伦敦塔）。
Unlike the earlier Qin fortifications, the Ming construction was stronger and more elaborate due to the use of bricks and stone instead of rammed earth.
由于使用砖石及石头代替夯土，与早期秦长城相比，明长城更为坚固，技术更为复杂。
Specialized Republic drop ships carried the lumbering walker craft into the thick of combat, unleashing them to crawl inexorably toward enemy fortifications.
专用的共和国投放船把这种笨重的步行机送到战斗最激烈处，让它们无情地爬向敌方的防御工事。
Specialized Republic drop ships carried the lumbering walker craft into the thick of combat, unleashing them to crawl inexorably toward enemy fortifications.
专用的共和国投放船把这种笨重的步行机送到战斗最激烈处，让它们无情地爬向敌方的防御工事。
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