rate of penetration
英 [reɪt ɒv ˌpenəˈtreɪʃn]
美 [reɪt əv ˌpenəˈtreɪʃn]
网络 机械钻速; 钻速; 穿透率; 钻进速度
双语例句
- Already prone to bottlenecks even with its relatively low rate of smartphone penetration, Brazil could face service outages during the World Cup.
虽然巴西的智能手机拥有率相对较低，但其通信基础设施已快要成为瓶颈，在世界杯期间，巴西可能出现通信服务中断。 - To increase drilling weights in drilling, may effective1y raise the rate of penetration.
钻进中增加钻压，可以有效地提高钻速。 - Single PVC layer be improved by special technologies and suface treatment can reduce the reflection of the light, which means the rate of light penetration can be increased.
单层PVC经过特殊改性工艺及表面处理工艺加工而成，可大大减少表面光线反射从而极大提高背投幕布的透光率。 - Drilling rig is easy to be destroyed at low rate of penetration with long drilling circle.
机械钻速低，钻井周期长，钻具易损坏； - Correct use of rate of penetration will give many aids to mud logging and well drilling.
正确应用钻时，能够给录井和钻井施工提供很多帮助。 - During the drilling of the horizontal section, oil-based drilling fluid and PDC bit are usually used for holding the horizontal hole stability and enhancing rate of penetration.
水平段钻进中，常使用油基钻井液和PDC钻头，在保持水平井眼稳定性的同时，提高机械钻速； - Rotary percussion drilling tool may solve the problem of low rate of penetration and short service life of drilling bit in hard-brash formations.
旋冲钻井工具是解决硬脆性地层机械钻速低，钻头使用寿命短的主要手段之一。 - Operating cycle of ion exchange unit was prolonged with less discharge of sewage, due to 98% desalting rate of inverse penetration unit.
反渗透系统除盐率达98%左右，从而延长了离子交换器运行周期，减少了污水排放量。 - Use of SHA in over ten boreholes in four fields indicated that SHA can improve rate of penetration, decrease hole accident and reduce material consumption.
通过在4个矿区10多个钻孔中应用，证明其防塌性能好，使钻进效率提高，孔内事故及材料消耗减少。 - A rainfall simulation experiment was carried out to assess the effect on infiltration that covered with different materials. This study focused on the runoff and the change of water infiltration rate, which is under the condition of water penetration and sponginess.
利用人工模拟降雨试验研究不同覆盖材料对降雨入渗能力的影响，重点研究渗水地膜覆盖、海绵薄膜覆盖情况下径流量和水分入渗速率的变化。 - Through the sensitivity analyses of many parameters as matrix permeability, the size and distribution of fractures, barrier bed at bottomhole, rate of gas production, partial penetration of gas well and size of water body, etc.
通过对基质渗透率、裂缝大小及分布、井底隔层、采气速度、气井打开程度和水体大小等多种参数进行敏感性分析，得到沿裂缝水窜是该类气藏的主要水侵特征； - Results: In 37 cases, an average 28 ± 3 pulses was delivered to and 26 ± 6 penetrations confirmed by TEE in each case, the rate of successful penetration was 94.6%;
结果：每例打孔20~40次，平均28±3次，经TEE证实形成孔道26±6个，成功率为94.6%； - A simplified theoretical model has been established to describe the big yawed rod penetration into semi-infinite Rolled Homogeneous Armor ( RHA) targets at normal incidence, the effect of ballistic yaw is quantitatively described in the rate of penetration.
本文建立了大攻角的长杆体垂直侵彻半无限靶的简化物理模型，定量地分析了大攻角对垂直侵彻的影响。 - The success rate was 100%. The success rate of penetration in the first session was 94%.
结果：虹膜切除成功率100%，其中一次治疗成功率94%。 - The application of rate of penetration in logging and drilling
浅谈钻时在录井及钻井中的应用 - Advances in polycrystalline diamond compact ( PDC) bits have sharply increased rate of penetration ( ROP), reduced drilling time and costs in oil and gas wells.
聚晶金刚石复合片（PDC）钻头的发展及应用，大大提高了钻井的机械钻速（ROP），减少了钻井时间，降低了钻井成本。 - The average rate of penetration reaches 11.46 m/ h, increased for about 100% compared to the rate of penetration of neighboring well.
试验结果表明，在高压地层采用天然气钻井技术可以大幅提高钻井速度，该井平均机械钻速达11.46m/h，与邻井相比机械钻速提高1倍以上。 - Mo in 316 alloy affected the composition and growth rate of iron oxides, decreased the dissolution rate of Cr at transpassive region and inhibited Cl~-in its penetration through the oxide film, playing therefore a role to prolong the incubation period of SCC.
Mo能控制铁的氧化物相，降低Cr的过钝化溶解速率以及抑制Cl-向膜穿透，起着延长应力腐蚀孕育期的作用。 - The popularity rate of distance education is very low, but the penetration rate of rural radios is very high. Farmers use radios for listening to songs, meeting notices, and agricultural information.
远程教育接收点普及率非常低，但农村广播普及率高，用途主要为播放歌曲、通知开会、播放农业信息。 - Down-hole hydraulic pressurizing technology is one of the most effective ways to improve the rate of penetration under the existing conditions of drilling technology.
井下增压技术是在现有钻井工艺条件下提高钻进速度的有效途径之一。 - Even if the rate of penetration and drilling cost reach the present level, the technology also can bring much benefit and progress in drilling.
从目前钻井技术发展状况来说，即便是使随钻扩眼钻进的效率和每米钻井成本达到目前常规钻进的水平，该项技术也可为钻井工程带来重大的效益和进步。 - Comparing the actual penetration degree and the prediction, we can analyze the accuracy rate of the penetration classification identification from different neural networks.
根据已建立的神经网络对熔透进行预测，利用实际熔透与预测分类对比，分析不同神经网络对熔透分类识别的准确率。 - Soil penetration test mainly analyse infiltration rate of soil and the experimental results show that Soil penetration in the field accord with the requirement of sewage treatment systems.
土壤渗透试验主要分析土壤入渗率，结果证明试验区土壤的渗透性符合污水处理系统的要求。 - However, the scale of mobile payment service market in China is not large enough comparing with the scale in Japan, South Korea and some European countries where mobile payment has a high rate of penetration.
但是，与日本、韩国以及欧洲等移动支付发展相对成熟的地区相比，中国的移动支付整体市场规模并不大，大多数手机消费者还没有接受这一新兴的支付方式。