1) step index
步长指标
2) step index
步长指数
3) Coincident Indicators
同步指标
4) growth index
生长指标
1.
The results showed that the growth indexes of wheat seedlings on root length, volume, fresh weight, dry weight, and plant height, leaf number, leaf area, leaf damage area, leaf fresh weight and leaf dry weight with low calcium treatment were obviously reduced than wheat seedlings in control under UV-B stress.
结果表明,在紫外辐射胁迫下,低钙水平小麦的根长,根体积,根鲜重、干重,根数,苗高,叶面积,伤害面积,叶鲜重、干重等生长指标均明显低于对照植株。
2.
The differences of growth indexes were compared under various sowing methods and densities of the introduced B.
)是农业部948项目"旱生灌草植物资源的引进及开发利用"的引进草种之一,为了合理开发和利用它,本实验采用田间实验对比设计方法,研究不同播种方式和播种密度对其生长指标的影响;利用方差分析,确定了引进美国无芒雀麦的合理播种方式和播种密度。
3.
The effects of different high temperature stress on growth index in cucumber seedlings(Cucumis sativus L.
以津春4号(耐热)与中农12号(热敏感)黄瓜幼苗为试材,研究了其在不同程度高温胁迫下的生长指标变化。
5) growth indexes
生长指标
1.
The results show that relative growth yield,similar to relative growth rate,has better repetition than other growth indexes,and is easier to test the difference between treatments and the trends of plant negative growth,but relative growth yield is easier to calculate and more logical in numerical val.
介绍了一种新的植物生长指标及其测定方法,并以盐处理两种耐盐性不同的植物所得到的结果为例说明了这种生长指标的优点和局限性。
6) growth index
增长指标
1.
A new growth index is put forward with the introduction to a strictly monotone increasing function other than the logarithm to this function.
引进一类严格单调增函数,不对此函数取对数,提出一种新的增长指标。
2.
A more accurate growth index is introduced to entire Dirichlet series of(R)-order infinite on the basis of type function,the growth of this kind of series is investigated,and the relation between the coefficient and exponent of entire Dirichlet series of(R)-order infinite and the index is estimated under weaker coefficient conditions.
利用型函数对无穷(R)级整Dirichlet级数引入更精确的增长指标。
3.
A new growth index is put forward by the introduction of a strictly monotone increasing function.
通过引进一类严格单调增函数和新的增长指标,得到了全平面上B-值Dirichlet级数表示的整函数的增长指标与其系数之间的关系。
补充资料：步长
分子式：
CAS号：
性质：在单纯形优化法中，每次向前推移单纯形的距离。采用较大的步长推移单纯形，可以加快优化速度，但得到的优化条件的精度较差，而采用较小的步长推移单纯形，得到的优化条件的精度提高，但减慢了优化速度，通常采用可变步长来解决优化速度与精度之间的矛盾。
CAS号：
性质：在单纯形优化法中，每次向前推移单纯形的距离。采用较大的步长推移单纯形，可以加快优化速度，但得到的优化条件的精度较差，而采用较小的步长推移单纯形，得到的优化条件的精度提高，但减慢了优化速度，通常采用可变步长来解决优化速度与精度之间的矛盾。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条