In order to remove the impact damping from coarse aggregate surface area of concrete,authors use the coarse aggregate that its total surface area are certain,and prepared some rectangular damping specimens,used hanging cuboid specimen and free vibration method to measure the concrete damping ratio changes after coarse aggregate surfaces are enhanced treatment.
研究时,为了消除粗骨料表面积大小对混凝土阻尼的影响,制备了总表面积为一定值的粗骨料,配制了长方体阻尼试件,采用悬挂自由振动法来测定粗骨料表面经强化处理前后的混凝土阻尼比变化。
total wing area
机翼总面积(含机身部分)
total propeller-disk area
螺旋桨旋转盘总面积
The natural reserves should cover around 10% of the territory of the city.
自然保护区总面积占全市国土面积比例达到10%。
The reserves cover 132.95 million hectares or 13.2 percent of the total land areas of the country.
自然保护区面积13295万公顷,占国土总面积的13.2%。
How to count its surface area?
想:怎样计算正方体6个面的总面积?
The total areas of six surfaces on cuboid and cube, calling it surface area.
长方体或者正方体的6个面的总面积,叫做它的表面积。
The total area of Australia is 7,686,850 square km.
澳大利亚的总面积是7686850平方公里。
The green area in the High-Tech Park accounts for over 40 percent of the total area.
该高科技园的绿地占总面积的40%以上
In total, the buildings of the two courts account for an area of some 163,000 square metres.
前后两部分宫殿建筑总面积达163,000㎡。
The total architectural floor area of the bonded logistic park is506,607 m2.
保税物流园建筑总面积为506670平方米。
Zhong Shan occupies an area of 1,683 km2 with 33 townships.
全市总面积1,683平方公里设置33个镇。
The entire landmass of the country is 378,000 sq. kilometers, an area smaller than that of California.
日本土地总面积为37.8万平方公里,比美国加利福尼亚州的面积还小。
The area planted to quality rice reached 16.7 million hectares, accounting for more than 50 percent of the country's total paddy fields.
优质稻种植面积达到1670万公顷,占水稻总面积的一半以上;
Project planning area of40,846 square meters and a building area of about100,000 square meters.
项目规划面积40846平方米,建筑总面积约10万平方米。
The total area, about the size of England and Scotland combined, contained four million five hundred thousand people.
其总面积约等于英格兰和苏格兰面积之和。共有四百五十万人口。
In Huangzhong county grassland area is60% of the total area which is good resource to develop pasture livestock.
湟中县草原面积占土地总面积的60%适宜发展草地畜牧业。
After conclusion of the proposed landfills the total area will reach31.1 square kilometers.
填海造地后,澳门总面积将达到31.1平方公里。
Housing area is the summation that each level accumulates the building.
房屋建筑面积是房屋各层面积的总和。
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