上课过程中,强调规则(Reinforcement),当有孩子触犯规则时,要承担相应的后果;? 控制奖惩比例(Ratio):一堂课中,奖励与惩罚的比例大约维持在7:1。?
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contrast ratio [电子] 对比率 ; 比照度 ; [经] 反差比
Quick ratio 速动比 ; 速动比值
Aspect ratio [科技] 长宽比 ; 纵横比 ; 展弦比 ; 屏幕比例
compression ratio [物] 压缩比 ; [物] 压缩率 ; 紧缩比 ; 临界压缩比
Current Ratio [会计] 流动比率 ; [电] 电流比 ; 流动化率 ; 流动比
Poisson's ratio 泊松比 ; 柏松比 ; 波松比 ; 纵横应变比
Sharpe ratio 夏普比率 ; 夏普指数 ; 夏普比例
financial ratio [会计] 财务比率 ; 各种财务比率
Gearing ratio 运用倍数 ; 杠杆比率 ; 成本杠杆 ; 资本与负债比率
Ceramic with zero temperature coefficient could be obtained at suitable ratio.
适合的配比可得到零温度系数的复相BZN组分。
参考来源 - BiThe phenyl content and the Phenyl/methyl ratio in the sample were also obtained,and validated with 1H NMR.
同时对该混合环体的苯基/甲基比例以及苯基含量进行了计算,并得到氢谱的验证。
参考来源 - 气相色谱Which exchange-stock ratio ison earth most reasonable one?
但是,究竟什么样的投股比率才是最合理的?
参考来源 - 企业并购中的财务分析And the ratio of foreign investment in China’s producer services is even lower.
其中,生产性服务业吸引外资的比重则更低。
参考来源 - 中国生产性服务业利用FDI的影响因素研究The maize sown ratio enhanced across the whole of China.
全国大部分地区的玉米种植比例呈现增加趋势。
参考来源 - 农业适应气候变化能力研究—种植结构与技术方向The ratio of 2∶1 is the best ratio to produce maximum biogas yield.
在鸡粪与玉米秸秆和猪粪与玉米秸秆配比均为2∶1时,沼气产量最大,产气速率峰值最大,产气效果最好。
参考来源 - 不同配比鸡粪、猪粪与玉米秆混合发酵的产气效果In this paper we discussed the reasons for the change in sex ratio from 3 female : 1 male to 5 female : 1 male from the triploid female silkworm which is generated from a tetraploid female silkworm.
解释了过冷却处理诱发的四倍体后代三倍体蚕发生性比从3:1向5:1变化的现象。
参考来源 - 家蚕多倍体细胞遗传学研究The internal flexibility ratio,a new concept,was brought forward to compare the performances of flexible hinges quantitatively.
提出了铰链内各柔度间的比值概念,为定量地比较柔性铰链的性能提供了依据。
参考来源 - 微柔性铰链转动能力和精度特性研究Meanwhile,the paper analyses the interactions of the two solutions for two unequal velocity ratio,accordingly it provides particular,convenient,exact and easily verified formula for calculation of the unequal velocity ratio of a single cardan joint.
分析了两种不等速速比求解方法之间的相互关系,为十字轴万向节不等速方面的分析计算提供了详细、简便、准确、易于相互验证的计算公式。
参考来源 - 单十字轴万向节不等速速比详解互证All these fields require precise measurement of the 7Li/6 Li ratio.
所有这些领域都要求精确地测定6Li/7Li的比值。
参考来源 - 运用MCFirst of all, the paper analysis and evaluated the mechanical properties of the raw materials ,made mixture match ratio design by laboratory test ,then confirm the parameters,just like gradation、total water consumption、optimal asphalt content and cement content。
首先对原材料性能进行分析评价,通过室内混合料配合比设计,确定混合料的级配、总用水量、泡沫(乳化)沥青用量、水泥用量等设计参数。
参考来源 - 现场冷再生混合料性能与施工技术研究The electric drive system consists of motor, fixed speed ratio and differential.
由电动机、固定速比和差速器组成电力驱动系统。
参考来源 - 电动汽车动力系统匹配设计及性能仿真研究Moreover, I present a method of interpolation between two isolated frames which give a new thinking way for the improvement of compression ratio in low bit rate transmission. Computer experiment proves the results are relatively satisfactory.
而且提出隔帧插值方法,对于提高低比特率下的视频压缩比率给出了一种新的思维,计算机模拟试验证明结果比较令人满意。
参考来源 - 运动图像的若干分形压缩方法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N-COUNT A ratio is a relationship between two things when it is expressed in numbers or amounts. For example, if there are ten boys and thirty girls in a room, the ratio of boys to girls is 1:3, or one to three. 比率
The adult to child ratio is one to six.
成人与儿童之比是1比6。
The adult to child ratio is one to six.
成人与儿童之比是1比6。
The school has a very high teacher-student ratio.
这所学校的师生比例很高。
What is the ratio of men to women in the department?
这个部门的男女比例是多少?
The ratio of nurses to population is about ten times higher in the United States and countries in the European Union.
VOA: special.2010.06.07
And in practical terms, we can define the efficiency as the ratio of the heat in to the work out.
在实际中,我们定义,效率为热与功的比值。
The history of mortgages is that they have generally over time gotten more easy on loan-to-value ratio and also on maturity.
从抵押贷款的历史来看,随着时间推移,抵押贷款,对于贷款价值比和期限越来越宽松
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