1·Packed bed reactors (100) that have a series of alternating layers of packing.
具有一系列交替填料层的填充床反应器(100)。
2·One common method uses alternating layers of welded wire matting with layers of compacted back-fill earth from the landscaping site.
一个常见的方法是使用电焊交替层与层压实回席子，填补网站的美化地球。
3·Images from a camera aboard NASA's Mars Reconnaissance Orbiter show alternating layers of dark- and light-toned rock in a giant rift valley.
从装在美国国家航空暨太空总署火星侦察卫星上的照相机发回地球的照片显示在一个大裂谷中有着不同深浅颜色的岩层相间出现。
4·Scales on the wings are made up of tiny structures that researchers say resemble the inside of an egg carton, with alternating layers of cuticle and air.
他们说，这些蝴蝶翅膀上的鳞片是由微小结构组成的，看起来就像鸡蛋盒的内部，由皮层和空气交替构成。
5·stratovolcano: a steep-sloped, conical structure composed of alternating layers of hardened lava, solidified ash, and rocks thrown out by earlier eruptions.
胡德山是一个成层火山：一个陡峭的园锥形山，由层层堆叠的硬化的熔岩、结块的火山灰和早期喷发是甩出的岩石构成。
6·Each crystal structure consists of alternating layers of silicon dioxide and a polymer material, so that the spacing between similar layers matches the wavelength of phonons.
每个晶体结构由相间的二氧化硅层和高分子聚合材料层组成，相同材料层之间的间距与声子的波长相匹配。
7·Piezoelectric sensors and actuators may be considered as multilayer laminated composites consisting of alternating layers of piezoelectric and non-piezoelectric materials.
压电传感器和致动器都可以看成是一种复合材料层合板结构，由压电材料层和非压电(弹性)材料层交替铺设而成。
8·It is not English and it is not a soup. Instead, it is a simple cake of ladyfingers or sponge cake, soaked in liquor, and alternating layers of chocolate and egg custard .
它既非来自英国亦非汤，而是一种浸泡在酒里的简单的松脆饼或松糕，并且在不同层面上轮次涂有巧克力和牛奶蛋羹。
9·Outside the straps, alternating layers of aluminized fabric and foam absorb and disperse the impacts of micrometeoroids, providing better protection than metal structures, Dr. Schneider said.
凯夫拉纤维的外面是涂铝织物和泡沫的交替层，它可以吸收并分散微小陨石体的撞击，施耐德博士说这种交替层设计可以比金属结构提供更好的保护。
10·The original stone is black, colored limestone, thin strip with alternating layers of white, gray stripe dolomite rock, black and white alternate with, commonly known as "dao" black and white.
原石是黑色、灰黑色薄层条带灰岩，与白色、灰白色条带白云岩形成互层的岩石，黑白相间，俗称“黑白道”。