查询词典 root condition

Wetland plants have a series of physiological and anatomical characteristics to adapt flooding habitat, e.g., their root aerenchyma and oxygen-penetrating capability can make the rhizospheric micro-environment be under oxidation condition, resulting in the formation of Fe/Mn plaques on root surface.

湿地植物具有一系列生理和结构上适应浸水环境的特征，如根系的通气组织和渗氧能力，这使得植物根际微环境处于氧化状态，这样土壤中的铁和锰会在植物根表被氧化而形成红棕色的铁锰氧化物胶膜。

Associated it we define a root system. In a suitable condition we define a Lie algebra to realize this root system, namely, using an Euler cocycle given by intersection matrix, we define an infinitely dimensional vector space with the Lie operation becomes a Lie algebra.

在适当的条件之下，我们给出了该根系的一个李代数实现，即利用该相交矩阵确定的一个欧拉cocycle和根系，我们定义了一个无限维向量空间和李运算，并且证明了这个无限维向量空间在该李运算之下构成一个李代数。

Analyse the root of equation, when the refractive index of film is less or greater than the refractive index of substrate; and draw up the graph of the equation root, gain the condition of single extreme or double extreme.

分别从薄膜小于衬底折射率和薄膜大于衬底折射率出发，分析了这两种类型薄膜的迭代求解情况，并描绘出了相应的图线，得到了出现单极值和双极值的条件。

The opotimal experiment showed that the optimal culture medium contented lotus root knurl∶lotus root peel=1∶1, water 1.88mL/g, KH2PO45.63%, cotton cypress3.75%, corn powder 2.50%, and optimal culture condition was 27℃, strain age 2days, inoculum 10%, culture time 10days.

对发酵工艺条件进行优化，最优培养基配方为：藕节：藕皮(1∶1)，水1.88mL/g， KH2PO45.63%，棉粕3.75%，玉米粉2.50%，最优培养条件为：温度27℃，种龄2天，接种量10%，培养时间10天。

According to the first and second references, a sufficiency and necessity condition on rational root of integral coefficients polynomial is put forward and a reduced method of testing the rational root is also shown in this paper.

摘要给出了整系数多项式有理根的一个必要条件，从而得到整系数多项式有理根检验的一个简化方法，达到了简化整系数多项式有理根检验的目的。

Under salinity stress condition, the root distribution of winter wheat would have greatly changed with environmental factors. Routine methods of simulating root distribution would bring more errors.

盐分存在条件下根系在土壤剖面中的分布会随众多的因素产生变化，由常规的拟合方法得到的根系分布与实际值会存在较大的误差。

It is an effective way in diagnosing protrusion of intervertebral disk by VEVC.Especially,it has a great advantages over myelography and CTM in investigating the condition of nerve root canal and nerve root entrapment.It is also an effective way in getting a prognosis.

仿真椎管镜能有效地诊断椎间盘突出，特别对马尾神经压迫和根管压迫的观察明显优于脊髓造影和CTM检查，是诊断椎间盘突出症并能推测预后的一种有效方法。

Results showed that rice indicated highly significantly lower dry root weight on the side of no tillage in both seasons under root separating cultivation condition.

结果表明，分根栽培条件下，免耕侧根系干重在早季和晚季均比常耕侧极显著的低。

It is an effective way in diagnosing protrusion of intervertebral disk by VEVC.Especially,it has a great advantages over myelography and CTM in investigating the condition of nerve root canal and nerve root entrapment.

仿真椎管镜能有效地诊断椎间盘突出，特别对马尾神经压迫和根管压迫的观察明显优于脊髓造影和CTM检查，是诊断椎间盘突出症并能推测预后的一种有效方法。

In the low B condition of the soilless culture, rapeseed seedlings were short of B, the seedlings were short and the leaves were malformed and the weight of the shoots decreased, the branch roots were fewer and snuff color, the weight of roots decreased, and the length of root and the ratio of shoot/root decreased, too. However, the high B- efficiency type of rapeseed had the a great ability to the low B stress, the growth of shoots and roots were better than the low efficiency, and the B concentration range of the rapeseed varieties which responded to the B scarce was 0.001 mg/L to 0.01 mg/L.

营养液培养条件下，苗期缺硼，甘蓝型油菜植株瘦小，叶片皱缩，地上部生长量下降；侧根少且呈现黄褐色，根重、根体积、根长以及根冠比下降；高效品种具有较强的耐低硼胁迫的能力，表现为同等缺硼条件下，对高效品种地上部和根系生长的抑制作用都相对较小，且品种间对缺硼反应差异最大的硼浓度范围为0.001mg／L—0.01mg／L。

Fancy gold-plated dangling earrings with facetted White Opal crystals.

花式镀金悬垂耳环与facetted白欧泊水晶。

This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.

本文选取石家庄市初中生物教师作为研究对象，运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查，调查结果发现，石家庄市初中生物教师这一群体普遍存在职业倦怠，情感枯竭程度偏高，成就感偏低，去个性化程度最为严重。