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- In the exploitation rock was mined by strengthened loose chamber blasting,and the ore was mined by big cavity ratio non-coupling linear charge blasting. 根据现场的实际条件,围岩爆破选用加强松动硐室爆破,矿体爆破采用大空腔比不耦合条形装药松动爆破技术。
- With the help of holographic astatic light bomb,the stress distribution of strip cartridge with different cavity ratios as well as its variation law are investigated. 以全息动光弹为研究手段,研究了条形药包不同空腔比时应力场的分布及随时间变化的规律,提出了适宜空腔比的范围,并在大爆破工程中得到了检验。
- That is actually a cavity in the earth. 那其实是一个地下洞穴。
- Analysis and suggestions on issues related to cavity ratio and porosity of fly ash sintered brick 关于粉煤灰烧结砖孔洞率和孔隙率有关问题的分析及建议
- A cavity or hollowed surface, especially of a bone. 腔尤指骨头的腔或凹陷的表面
- The cavity formed by this structure. 盆腔由这种骨骼结构形成的体腔
- Keywords chamber blasting;cavity ratio;blasting effect;linear charge;dynamic photoelasticity; 硐室爆破;空腔比;爆破效果;条形药包;全息动光弹;
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- I have a toothache because there is a cavity in one of my teeth. 我牙疼,因为我的一颗牙齿上有个洞。
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项,末项比率或数列中第一个或最后一个项
- The peritoneal cavity is a potential space. 腹腔是一个潜在的间隙。
- The peritoneal cavity is a closed sac. 腹膜腔是一个封闭的囊腔。
- A fluid-containing sac or cavity in the body of an organism. 池有机体体内一种贮存流体的液囊或穴
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- A small angular cavity or pit, such as a honeycomb cell. 小窝,蜂巢小窝或小泡,如蜂房的巢室
- The ratio of men to women was two to one. 男女的比例是二比一。
- Yes, you have a big cavity there. 你有一个大大的蛀牙洞。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔