您要查找的是不是：
- Triple integral expression of the radiation impedance of square piston is deduced and the numerical results of the radiation impedance are calculated with the method of Gaussian numerical integral. 摘要利用高斯数值积分方法，推导了方形活塞辐射阻抗的三重积分表达式，计算了方形活塞声源的辐射阻抗。
- Soil volumetric water content was measured by employing the metallic tube of the tensiometer as an antenna, whose radiating impedance varied as soil water content. 将张力计中的一段金属保护套管作为天线，利用其辐射阻抗随着土壤含水率变化的规律来测量土壤容积含水率。
- Numerical calculation of radiation impedance of the square piston 方形活塞声源辐射阻抗的数值计算
- Influence of Oil Well Parameters on the Radiation Impedance of the Ultrasonic Transducer 油井参数对超声换能器辐射阻抗的影响
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- Radiation impedance of thin circular flat plate in flexural vibration with free boundary 自由边界弯曲振动圆形薄板辐射阻抗研究
- They use a bridge to measure the impedance of the transducer. 他们用电桥来测量传感器的阻抗。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- Study on the radiation impedance of ultrasonic transducers used in oil producation 采油超声换能器辐射阻抗研究
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- We are one of exp &imp company of casing in china. 我们是中国一家包装进出口公司。
- Imp:Increases your Fire damage done by 15%. 小鬼：增加你的火焰伤害15%25。
- In the accident, the workers received a heavy dose of radiation. 在这次事故中，工人受到大剂量的辐射。
- Shenzhen geao imp and exp co., Ltd. 深圳市歌奥进出口有限公司。
- The most terrifying aspect of nuclear bombing is radiation. 核弹轰炸最可怕的一面是辐射。
- SHANDONG OCEAN CHEMICAL IMP AND EXP CO., LTD. 山东海化进出口有限公司。
- Impact in variation of line impedance. 系统阻抗变化之影响。
- SHANGHAI FOODSTUFFS IMP AND EXP CO. 译为上海食品进出口公司;
- The body cannot tolerate such large amounts of radiation. 身体经不住那么大剂量的放射线。
- The superelectrons present an inductive impedance. 超导电子表现出一种感抗。
