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- Objective To develope the reference material for determing the AST activity concentration. 目的为研制AST测定用的酶参考品。
- Based on theory analysis, this paper establishes the ideal curve model of Radon activity concentration, which is controlled by the mechanical strain during an earthquake. 通过理论分析，提出了一次孕震过程中随机械裂隙变化的氡浓度变化理想曲线模型。
- Based on theory analysis,this paper establishes the ideal curve model of Radon activity concentration,which is controlled by the mechanical strain during an earthquake. 通过理论分析，提出了一次孕震过程中随机械裂隙变化的氡浓度变化理想曲线模型。
- Evacuation is quite difficult for a large-scale supermarket when fires happen because of the personnel activity concentration, bigger fire density and further dispersing distance. 某大型超市具有人员活动集中、火灾荷载密度较大以及疏散距离超长等特点,需要重视消防设计和安全分析。
- Monica can perform her ability with or without active concentration. 莫尼卡可以执行她的能力或不积极的浓度。
- The 19 samples from different building material factories were collected for four kinds of building materials.The activity concentration and radon exhalation of building materials were measured. 摘要收集了4类共19个来自不同生产企业的建筑材料样品，对样品的放射性活度浓度和氡析出率进行测量。
- In the early phase of a nuclear accident, intervention levels can also be expressed in terms of the activity concentrations of radionuclides released or expected to be released. 在核事故的早期,释放或预计释放的放射性核素浓度也可以表示为导出干预水平。
- The above three monitoring systems are high purity germanium based or sodium iodide based to monitor the activity concentrations of the radionuclides in foodstuffs or drinking water rapidly. 这三个监测系统是利用高纯度锗探测器或碘化钠探测器迅速监测食水及食物中的放射性核素含量。
- Under the condition of DG-T64 surface activator concentration 100-1000 mg/L, HP AM concentration 500-2000 mg/L, 3# alkali concentration8000-10000 mg/L, its compound system of ADG was stabilized for a long period such as one month. ADG三元复合体系研究表明:在模拟大港羊三木油田水质条件下,DG-T_(64)表面活性剂浓度100-1000mg/L,HPAM浓度500-2000mg/L,3~%23碱浓度8000-10000mg/L范围内任意复配,ADG三元复合体系在一个月内长期稳定。
- The office has been humming with activity. 办公室一直忙着搞活动。
- The threat of war has depressed business activity. 战争的威胁使经济萧条。
- There has been a lot of activity in the town today. 今天市中心相当热闹。
- The town was humming with activity. 该市镇生气勃勃，呈现一片热闹的景象。
- IV. Concentrations Psionicists can choose to be in one concentration at any given time. Each concentration has a specific focus. An active concentration drains small amounts of endurance. 心灵术士可以选择以下几种状态,每一种都有一个特定的倾向。激活以下几种状态时将消耗一些耐力。
- Stamp collecting is my favorite activity. 集邮是我最喜爱的消遣。
- The store was a scene of great activity. 这家商店顾客盈门。
- He once engaged in anti-government activity. 他一度从事反政府的活动。
- The office is humming with activity. 办公室里一片忙碌。
- A center of interest or activity. 中心兴趣或活动的中心
- Showing no optical activity in polarized light. 无旋光的极化光下无光学反应的
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
