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- Best Depth Range 最佳深度探知距离
- The analysis suggests that the well depth design will not be taken into too much consideration and the most important is about the length of dynamite column and the range of outburst. 说明了井深设计无需过多考虑虚反射影响，着重考虑药柱长度和爆炸破坏带范围，保证波阻抗界面不受破坏，使激发能量较多的向地下传播。
- Average turion size of V. spiralis in Liangzi Lake increased with depth range from 2cm to 30cm in silt. 苦草鳞茎在梁子湖的垂直分布深度与其大小呈显著正相关；
- Based on the engineering tests,the stress,pore water pressure and effective depth range of treating soft foundation with vacuum preloading are analyzed. 真空预压技术已在港口、道路工程领域得到应用,但长期以来在作用机理的认识上还存在争论或不明确。
- The new phenomenon of "tritium well depth and tritium well time" during the fusion reactor start-up phase is studied using the SWITRIM code package. 用SWITRIM数值模拟研究了聚变堆起动过程中的“氚坑深度和氚坑时间”新现象。
- HE SH CH,WANG M.Oil well depth test based on wavelet algorithm[J].Chinese Journal of Scientific Instrument,2005,26(5):453-456. [2]何顺昌;王茂.;基于小波变换的油井油液面深检测[J]
- Jing31-59 is a side-tracked horizontal well, the well depth is 2425 m, and horizontal interval is 2131 m. The position of bell mouth of the hanger is 2126.22 m. 静 31-59井是 1口侧钻水平井;完钻井深 2425m;水平段垂深 2131m;悬挂器喇叭口位置 2126.;22m。
- However,the channel transmission of drilling fluid pressure,well depth and pump pressure have serious effect on the sampled signal in the measurement while drilling(MWD) system. 由于受到钻井特殊条件的限制,井底和地面之间的随钻测量信号难以通过有线方式进行传输,目前工程中主要采用基于钻井液脉冲位置编码调制的无线传输方式。
- The log data of core holes and rock strength data of three-axis core test were analyzed, and the regression relation on reservoir sandstone strength with well depth and interval transit time was established. 对取心井测井数据和岩心三轴试验岩石强度数据进行了分析,得到了油层砂岩强度与声波时差、井深的回归关系式。
- The dissolved oxygen concentration method was adopted to study the influence of AS running parameters on the remediation effect, which includes well depth, pressure and airflow rate. 采用溶解氧浓度法研究了曝气操作条件（曝气深度、曝气压力和曝气流量）对地下水石油污染曝气治理技术的影响。
- On the contrary, the smaller the AS well depth, the smaller the ROI, but the air distribution concentration is thicker in the influence zone, and the dissolved oxygen concentration is higher. 相反，曝气深度越小，则曝气影响半径越小，但在影响区内空气流线分布越密。
- However,with the increase of well depth,complex architectual well and transmittable speed,the wired signal transmission is the inevitable development trends of intelligent drilling. 随着井深的增加、复杂结构井和欠平衡井的增多以及对传输速度要求的提高,电缆信号传输必然是今后智能钻井的发展方向。
- This paper presents a theoretical model for realistic annular pressure loss calculation in which the eccentricity is a function of the well depth and a simplified method for field calculations. 本文介绍偏心度为井深函数的实际环空中压降计算的理论模型和便于现场使用的简化计算方法。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- She is one of the best hurdlers in the world. 她是世界上最优秀的跨栏选手之一。
- Buying a house is the best hedge against inflation. 购买房子是防止通货膨胀的最佳保障。
- the best depth to groundwater levels 最佳地下水埋深
- Today, that underwater metropolis encompasses roughly 13 acres, at depths ranging from a few inches to 40 feet. 今天，这一水下大都市包括约为13亩，在水深范围从几英寸到40英尺。
- He nabbed the best seat in the house. 他抢到剧院最好座位。
- double-channel echo well depth sounder 双通道回声井深测试仪
