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When there was significant heterogeneity,the two methods had a similar outcome and it wasconvinient to choose Peto for calculating ...
当无显著异质性时,两者结果相似,选用Peto法计算简便;反之,当无显著异质性时应使用后者,这时D-L法可能提供更适于实际的估计值和可信限。
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The result showed that the optimal condition of inorgano-absorbent manufacture as following: concentration of vitriol is 15%, the bentonite carrier must be soaked in the 0.4% La(superscript 3+) solution, the pH is 10, microwave radiation power is 340 W for 5 min. The optimal condition of organo-absorbent manufacture process as following: concentration of CTMA is 5%. The rate of wave must 166 W and the time of radiation is 6 mi In addition, the experimental results showed that with inorgano-absorbent the pH number is 3~6 and the reaction time is 45 min, the removal efficiency of phosphor will be up to 99% and the amount of adsorption will be up to 41 mg/g. And with organo-absorbent the pH number is 3~4 and the reaction time is 45 min, the removal efficiency of phosphor is more 30% than that of inorgano-absorbent. The removal efficiency of phosphor will be up to 99% and the number of adsorption will be up to 60 mg/g.
实验表明:①制备无机稀土吸附剂的适宜条件为:硫酸浓度15%,镧浓度0.4%,浸渍pH值10,微波功率340 W,辐射时间为5 min;②制备有机稀土吸附剂的适宜条件为:表面活性剂浸泡浓度为5%,微波功率为166 W,微波辐射时间为6 min;③无机稀土吸附剂当溶液的pH值为3~6,振荡时间为45 min时,对磷去除率为99%以上,吸附量达到了41 mg/g以上,有机稀土吸附剂当溶液的pH为3~4,振荡时间为45 min时,其效果比原来镧改性的无机吸附剂吸附量提高了30%,磷去除率为99%以上,吸附量达到了60 mg/g以上。
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When described as a distance of an arc on the engagement pitch circle, it is called "Circumference Direction Backlash", when described as the shortest distance between two opposing tooth surfaces is called "Normal Line Backlash".
当描述为齿间弧度距离时,也叫做"圆周向回程间隙"。当描述为两啮合面的最短距离时,也称作"常规线性回程间隙"。
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For a peptide to act as part of the host defense system or to be of pharmaceutical interest, high antimicrobial activity must be combined by low hemolytic activity. Our results indicated that the antimicrobial activity increased with increasing charge and polar angle, with charge of +4 and polar angle of 140° exhibiting the highest antibacterial and membrane permeabilizing activity. Higher hydrophobicity and hydrophobic moment correlated with increased hemolytic activity, thus decreasing selectivity dramatically.
胜肽要扮演宿主免疫机制的一部分或要成为新型态的抗生素不仅要有强大的抗菌活性还需要有高度的选择性,由本实验的结果发现,当抗菌胜肽的正电荷及极性角度增加时,胜肽之抗菌活性会随之增加,当抗菌胜肽的电荷为+4而极性角度为 140°时,胜肽有最强之抗菌能力及膜渗透活性;而随著胜肽疏水性以及疏水性矩的增加,会增加溶血活性,结果反而降低了抗菌胜肽的选择性。
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Terminal A is positive with respect to B for 0>ωt>π, and B is positive with respect to A for π>ωt>2π for the first cycle of the sine function.
拟译:在正弦函数的第一个周期,当0>ωt>π时,端点A相对B为正,而当π>ωt>2π时,端点B相对A为正。
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In the system of potash feldspar with desulfurization ash ,when addition of sodium sulphate was 3%,the digest.
当硫酸钠添加量为4.76%时,反应温度可降至1050℃,表观活化能可降至81.97 kJ/mol;对于添加脱硫灰渣的钾长石体系,当硫酸钠添加量为3%时能显著提高钾溶出率,此时钾溶出率为71%~74%。
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A method for decreasing energy consumption includes obtaining relevant configuration parameter from system master control unit by user circuit management unit when device is started up and dynamically controlling operation mode of user circuit by user circuit management unit according to relevant configuration parameter as per preset configuration requirement when cyclic-scanning of user circuit is executed.
本发明提供了一种通过动态控制用户电路的工作模式来降低能耗的方法和系统,其中,该方法可以包括以下步骤:步骤一、当设备启动或相关配置参数发生更改时,用户电路管理单元从系统主控单元获取相关配置参数;以及步骤二、当执行用户电路的周期扫描时,用户电路管理单元按照预定配置要求,根据相关配置参数来动态控制用户电路的工作模式。
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If θ=0?#, it means that whisker axis is perpendicular to crack face, the energy dissipation caused by whisker-bridge join in zone of crack end achieves its maximum and the reintoughening effect of material achieves the best of all; along with growth of angle θ, the maximum principal stress in the matrix of whisker roots increases, when it achieves its limit, the whisker will be broken and orientation effect will be weakened.
当添加晶须与裂纹面法向形成角度θ时,随角度θ的增加,裂纹尖端拉应力增加。当添加角度较大时,晶须根部基体承受了较大的应力,易遭到破坏性崩裂。同时,晶须内部主应力与晶须轴向之间的角度也随角度θ的增加而增加,造成晶须折断,致使造成晶须拨出的体积分数φap减小,降低了增韧效果。
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The tongs all passes in the machine the gearing on the bed what tongs the gearing on realizes with superficial contact in the cowgirl on the bed in machine or matches.when the tongs installs in the machine bed work on the stage,the center of gravity of the tongs should be as far as possible low,center of gravity the more high an accepts should the dint is more big,the tongs bottom four directions should bulge,make its contact good,or the bottom establishes four a feets.when the tongs installs on the machine bed principal axis,the tongs install the to should have the enough match accuracy with principal axis cowgirl surface,and guarantee the gearing the stability dependable.
夹具体在机床上的安装都是通过夹具体上的安装基面与机床上的相应表面的接触或配合实现的。当物流设备需要的公司体在机床工作台上安装时,夹具的服装厂应尽量低,重心越高则支承面应力越大,夹具底面四边应凸出,使其接触良好,或底部设置四个支脚。当夹具体在机床主轴上安装时,夹具安装基面与主轴相应表面应有足够的配合精度,并保证安装稳定可靠。
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Even when troops at company level have some grasp of the importance of information which they have obtained by these primitive methods, they are not likely to communicate it to higher authority unless through training they are fully impressed with the fact that whatever new a private soldier may learn with respect to the presence, movements, or habits of the enemy becomes of value to the entire Army.
甚至当连级部队已有些明白依靠这些原始的方法获得的情报的重要性时,他们也不大可能向上级报告这些情报。除非通过训练,他们牢记:"当敌军威胁到全军的利益时,无论入伍多久,哪怕是一个新兵都应该去了解关于敌军的出现、移动和习惯的情报"。
- 推荐网络例句
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And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.
同时,论述了一体化管理体系构建中的几个主要问题,包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。
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Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.
运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。
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If you're huffing and puffing at any point during the run, slow down and make sure you can take deep breathes.
如果你任何时候在跑步过程中气喘如牛,降低速度并且确保你能够深呼吸。