紋孔加厚 的英文怎麼說

中文拼音 [wénkǒngjiāhòu]
紋孔加厚 英文
pitted thickening
  • : 名詞(花紋; 紋縷兒) lines; veins; grain
  1. Sclerenchyma the main supporting tissue in plants, made up of cells with heavily thickened, often lignified, walls and empty lumina

    壁組織:由細胞壁極度,通常木質化的死細胞組成,是植物體內的一種主要支持組織,通常具有簡單
  2. Both upper and lower epidermis cells are polygonal or irregular in shape in all species studied. the patterns of anticlinal walls are straight, arched or sinuous, and the raphal cuticular striastriae are occasionally observed on periclinal walls. stomatal apparatus and secretory cells are found on the upper epidermis of several species and on the lower epidermis of all species

    結果表明:這些植物葉片的上、下表皮細胞呈多邊形或不規則形,垂周壁式樣為平直、弓形或波浪狀,平周壁偶有脊狀條;少數種類上表皮還有氣器或分泌細胞,所有種類下表皮具氣器和分泌細胞;氣器類型以平列型和側列型居多,偶爾有無規則型;氣極區呈稍角質或棒狀,稀t形
  3. Vessels solitary with angular outline ; perforation plates scalariform ; intervessel pits and vessel - ray pitting alternate to scalariform ; helical thickenings only in vessel elements tails

    導管橫切面為多角形,單管,散生。螺僅出現導管分子尾端。梯狀穿為主。
  4. Wood semi - ring - porous ; vessels solitary with angular outline ; perforation plates reticulate and scalariform ; intervessel pits and vessel - ray pitting alternate ; helical thickenings throughout body of vessel elements

    單管,散生;整個導管分子上具螺。網狀和梯狀穿
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