stomas
英
美 [ˈstoʊməz]
n. 气孔(植物叶或茎表皮的小孔); (某些动物的)气门，呼吸孔; (尤指结肠或气管上的)造口
stoma的复数
双语例句
- In particular condition and in the heat solution, using exchange reaction the calcium carbonate of duck's eggshell was transformed hydroxyapatite biomaterial, which contained quantities of stomas.
在特殊的条件下，将鸭蛋壳（主要成分碳酸钙）经过热液交换反应转化为多孔羟基磷灰石生物材料。 - Zizyphus jujuba Mill has small leaves, thick cuticle, dense stomas in lower epidermis, fully developed palisade tissue and degenerate spongy tissue. All.
酸枣叶片小，角质层厚，下表皮气孔密度大，栅栏组织发达，海绵组织退化。 - Whereas, the stomas of the upper epidermis of the thin-leave type settle strongly, there are no dividing between palisade tissue and spongy tissue in the diachyma, the vascular bundle sheath consists of lignification and suberin cells.
细叶型的叶上表皮气孔强烈下陷，叶肉无栅栏组织和海绵组织的区别，由木质化或栓质化细胞形成维管束鞘。 - The epidermis of leaves was also studied by optical microscope, the frame type of stomas and arrangement of epidermic cells was found helpful in taxonomy of the genus.
此外对叶表皮还采用光学显微镜进行了研究，发现叶表皮细胞形态、排列方式对分类学研究也有辅助作用。 - In gas exchange. The stomas closes, and all of the gas exchange rate, photosynthetic rate and transpiration rate decrease. The ratio of photosynthesis and water utility is increased under drought stress, since transpiration was inhibited more strongly than photosynthesis.
在气体交换方面，气孔关闭，气体交换速率减缓，光合速率和蒸腾速率都下降，但是，与光合速率相比，由于蒸腾速率受到更强烈的抑制，水分利用率提高。 - Finally, we draw a conclusion that the defects were chained cestode stomas.
最终，综合判定该缺陷为链状条虫形气孔。 - Bursting pressure of the stomas was measured in groups A and D.
测定A、D组吻合口破裂压。 - Germ-tube always branched into several tubes and infected two stomas, or several tubes infected one stoma at the same time.
芽管常形成树杈状或根状分枝，一个芽管分别侵入两个气孔或几个芽管同时侵入一个气孔。 - Sinensis has smaller leaves, more layers of epidermal hair and denser stomas than H. rhamnoides.
中国沙棘与俄罗斯沙棘及杂交品种相比叶片小，表皮毛层次多，气孔密度大，具有较强的耐旱性。 - Health Education for Patients with Colon Stomas in the Process of Nursing Care
运用护理程序对结肠造口患者进行健康教育