variation of rate

A failure rate function for the unequally periodic variation of seismic activities

地震活动非等周期变化的故障率函数

The result of measurement on three years old trees shows that there are very significant or significant genetic variation in hight, new growth, diameter breast height, crown diameter, branchy courses and preserve rate.

3年测定表明，供试无性系树高、新梢、胸径、冠幅、分枝盘数及保存率存在极显著或显著的遗传性变异。

The variation of the flow rate in one flow channel with a machining error of 0.15 m is less than 10% of the average flow rate.

当板间水隙的最大加工误差为0.15mm时，该流道内的流量与流道内平均流量的误差接近10%。

The results showed that the diurnal variation of Choerospondias axillaries transpiration rate appeared in parabola, low in the morning and evening, and high at noon.

结果表明，蒸腾速率具有明显的早晚低、中午高的日变化特征，但在不同日期蒸腾速率日变化曲线存在一定差异，且在旱季晚间23：30后仍有茎流现象。

The variation of return rate constant k with different absolute temperature T deviates Arrhenius empiric equation.

反应速率常数随绝对温度的变化基本上符合阿累尼乌斯定理.

Mantle convection, variation of earth's rotational rate and plate movement

地幔对流、地球自转速度变化与板块运动

Hereditary capacity in a broad sense of salt-tolerant induction rate is 97.9%, showing that the variation of induction rate for salt-tolerant mutants mainly depended on genetic variation with less influence of environment.

耐盐性诱导率的广义遗传力为97.9%，说明F1的耐盐突变体诱导率的变异，是以遗传变异为主，受环境影响甚微；

Taking marked increase in AgNOR granule counting (> 9.26), variation in granule size and uneven distribution with lump formation as positive criteria, the positive rate of AgNOR in gastric cancer group was higher than that in CAG group ( P < 0.005).

以细胞核内AgNOR计数明显增多（＞9.26）或大小不等，呈团块状分布为阳性指标，则胃癌检出率高于CAG（P＜0.005），中、重度CAG高于轻度（P＜0.05）。

The Variation Trend of RMB Exchange Rate after Adapting to WTO

浅析入世后人民币汇率变动趋势

To study the effect of anti-thyroid drug ( ATD ) on heart rate variation ( HRV ) in patients with Graves disease ( GD ).

目的:探讨 抗 甲状腺药物 ( ATD ) 对毒性弥漫性甲状腺肿即Graves病 ( GD ) 患者治疗前后心率变异性 ( HRV ) 的影响.