您要查找的是不是：
- Findings show that the reflection loss band width of 60%vol. magnetic fly-ash hollow cenosphere composite is 6.6GHz above 5dB. 实验结果表明;60%25(体积分数)的富铁空心微珠的吸波性能;在2~18GHz测试频率范围内>5dB的有效频带宽度达到6.;6GHz。
- In response to the need for high performance absorber, in this paper, the composite-coating absorbers with hollow cenosphere as nuclear are prepared by sol-gel and electroless plating technology. 为解决这一难题,本文在前人研究的基础上设计出以火电厂粉煤灰空心微珠为基核,用化学镀和溶胶凝胶法制备空心微珠复合涂层颗粒吸收剂,并对化学镀和溶胶-凝胶法制备空心微珠涂层颗粒的制备工艺进行系统研究。
- hollow cenosphere insulation dry powder 中空微珠保温干粉
- Keywords hollow cenosphere;poly（vinly chloride）;composite;filling;modification; 空心微珠;聚氯乙烯;复合材料;填充;改性;
- Our team beat them hollow by four clear goals. 我们队以净胜4分彻底击败了他们。
- The bell, when struck, gave forth a hollow sound. 敲这钟时发出一种闷哑的声音。
- His protests on human rights sound hollow. 他就人权问题提出的抗议听来很空洞。
- A round hollow in a hillside; a cirque. 盆地山区中的圆的洼地
- hollow cenosphere 空心微珠
- She held the small bird in the hollow of her hand. 她把那小鸟握在掌心里。
- Let's have a picnic down in the hollow. 咱们到下面的山谷去野餐吧。
- We heard a hollow boom of thunder. 我们听到低沈的隆隆雷声。
- These chocolate eggs are all hollow. 这些巧克力蛋都是空心的。
- I played Max at chess yesterday and beat him hollow. 昨天我跟麦克斯下棋，杀得他一败涂地。
- We filled the hollow in the drive. 我们把车道上的坑填平了。
- Her hollow laugh betrayed her contempt for the idea. 她的大笑显示了她对此观点的蔑视
- This tree looks high and strong but actually its trunk is hollow. 这棵树看起来又高又壮，实际上树干是空的。
- The hollow under the upper part of the arm at the shoulder. 腋上肢和肩膀连接处下面呈窝状的部位
- This tree has been eaten hollow by worms. 这棵树被虫子蛀空了。
- Basically a precipitator is a large hollow box. 一台除尘器基本上是一个大空箱。
