气孔的

These microscopic characteristics of pollen grain and stomata could be used as the evidence to identify diaploid spieces and hexaploid, octoploid spieces whose chromosome ploidies are hugely different.

结论］用花粉粒和气孔的一些微观特征作为鉴别二倍体和六倍体、八倍体等染色体组倍数相差较大的物种有一定的依据。

Globular, non-dendritic microstructure is quickly and efficiently formed and enables the partially solidified slurry to fill the die quiescently with minimal porosity.

球状、非树状的显微结构快速有效地形成并使部分凝固的、有最少气孔的铝浆平稳地压射到模具中。

The results showed that there was regularity in the distribution of stomata on the surface of rice leaves.

结果表明：稻叶下表面气孔的分布不是随机的，表现出一定的规律性。

Opening and closing of stomatal pore is important for the regulation of transpiration and photosynthesis.

气孔的启闭程度对植物的蒸腾、光合作用具有重要的调控作用，关系到作物的水分消耗和产量形成。

In this paper we compared the leaf areas, morphology of leaf epidermic hairs and stomata in four varieties of sea buckthorn ( Hippophae rhamnoides L.).

观察比较了抗旱性不同的4个沙棘品种的叶片大小、叶片表皮毛和气孔的形态特征。

Result The length and width of two varieties of Vicia faba stomata were reduced with the increase of formaldehyde concentrations.

结果］2种蚕豆幼苗叶片气孔的长度和宽度均随甲醛浓度的增加和处理时间的延长而变小。

The results show that higher zircon addition resists the densification of fused magnesia zirconia materials,and the zircon addition influences the crystalline size of periclase,pore size and the pore structure significantly.

结果表明，配料中锆英砂含量的增加使熔浆的粘度上升，合成料难以致密化。锆英砂配入量对ZrO2晶形及晶粒尺寸影响不大，但明显影响方镁石的晶形、晶粒尺寸以及气孔的形状和尺寸。

It can provide the theoretic basis to study the stomatal movement by regulating the expression of transcription factors.

为我们将来从调控转录因子的表达入手，人工干预气孔的开关运动提供理论上的依据。

Unvented and indirectly vented goggles when used properly, can help provide eye protection from splashes, sprays and droplets.

在正确使用的情况下，气密型眼罩，或设计有非直接通气孔的眼罩，能帮助降低眼睛对飞溅物、喷溅物和液滴的暴露。

The inductions of stomatal closure by NO were enhanced by higher concerntration of Ca2+,and the role of NO appears to demonstrate to be obvious time and concentration effects.

NO能够诱导桐花树气孔的快速关闭，并且NO的作用表现出明显的时间效应与浓度效应。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。