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- To get more air hole ratio in the rare earth foam aluminium alloy,viscidity agent must be added. 添加合金增粘剂可得气孔率较大的稀土泡沫铝合金。
- The effect of the evaporation time and temperature on membrane properties of hole ratio,flux and clayton-yellow (CY) rejection was investigated. 研究了铸膜液在空气中的蒸发温度及时间对超滤膜孔隙率、孔结构、纯水通量及截留率等膜性能的影响.
- We made the theoretical analysis on many influence factors by ANSYS software, such as hole ratio, steel ratio, loading angle, eccentricity and so on. 结果表明，在相对偏心距较大的情况下构件承载力会急剧下降，而且存在不利荷载角的问题；
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- Stick your hand in and see what's in the hole. 把手伸进去，看看洞里有什么。
- The dog skins through the small hole in the wall. 那条狗勉强钻过小小的墙洞。
- The men in the hole sent up for more equipment. 在洞穴中的人们向上面要求再给他们一些设备。
- The mice have nibbled a hole in the cheese. 老鼠在奶酪上啃出了一个洞。
- I saw a rabbit dive into its hole. 我看见一只兔子钻进洞。
- She poked her finger into the hole. 她把手指插入孔中。
- Their dog bit a hole in my trousers. 他们的狗把我的裤子咬了个窟窿。
- He knocked a big hole in the wall. 他把墙撞出了一个大洞。
- He burned a hole on the ironing board. 他把熨衣板烧了一个洞。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The hospital bills made a big hole in her savings. 住院费花去了她一大笔存款。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- A maniac have gouge several hole in the priceless painting. 有个狂徒在那幅价值连城的画上乱凿了几个洞。
