木質部射線 的英文怎麼說

中文拼音 [mùzhíbùshèxiàn]
木質部射線 英文
wood ray
  • 木 : Ⅰ名詞1 （樹木） tree 2 （木頭） timber; wood 3 （棺材） coffin 4 （姓氏） a surname Ⅱ形容詞1 （木...
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 部 : Ⅰ名詞1 （部分; 部位） part; section; division; region 2 （部門; 機關或組織單位的名稱） unit; mini...
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 木質 : xylon; xylogen木質板 wood based panel [board]
  1. We have observed the following characteristics of anatomical structure and development : ( 1 ) the primary roots belong to archetype and the lateral roots occur in the position toward the xylem of the vascular cylinder ; ( 2 ) the root endodermis consists of thicken casparian strips, and there are from two lo four layers parenchyma cells near the pericycle ; ( 3 ) the pith and resins canals are absent in the toots ; ( 4 ) secondary structure occurs in the root hair zone, and vascular cambium is formed from the parenchyma cells between the primary xylem and primary phloem ; ( 5 ) tanning materials are abundant in pericycle cells and phelloderm cells ; ( 6 ) sclereids are found in secondary phloem, and rays are rather rich in secondary xylem

    結果表明：氣生不定根具有以下結構特徵和發育特點： （ 1 ）根為二原型，側根正對著木質部發生； （ 2 ）幼根內皮層細胞具凱氏帶加厚，維管柱內緊挨中柱鞘內側具有2 ~ 4層大型薄壁細胞； （ 2 ）根中無髓和樹脂道； （ 4 ）次生結構發生於根毛區，維管形成層由初生木質部和初生韌皮部之間的薄壁細胞轉化形成； （ 5 ）中柱鞘和栓內層細胞富含單寧類物質； （ 6 ）次生韌皮部有石細胞，次生木質部射線發達。
  2. Secondary xylem consists of pitted vessels, parenchyma fibers and rays.

    次生木質部由孔紋導管、薄壁組織及射線所組成。
  3. Thickness of upper and lower epidermis of leaves, width of xylem and phloem of annual and biennial branches, ratio of late wood to early wood, periderm thickness of biennial branches, and length of xylem ray present decreasing trends with latitude ascending ; while ratio of palisade tissue to spongy tissue, epidermis thickness of annual branches, and cortex thickness of biennial branches show unobvious variations with latitude increasing

    葉的上下表皮厚度、 1和2年生枝木質部及韌皮部寬度、晚材早材比值、 2年生枝的周皮厚度、木射線長等均隨緯度升高而呈下降趨勢；而葉的柵欄組織和海綿組織比值、 1年生枝表皮厚度、 2年生皮層厚度等解剖結構隨緯度變化沒有明顯規律。
  4. It was shown that vessel elements in secondary xylem of p. emblica have many different forms and most of them have tails and their perforation plates divide into two types : ( 1 ) there is one simple perforation plate at each end of the vessel elements and ( 2 ) there is one simple perforation plate at one end of the vessel elements and two simple perforation plate at the other end ; ( 3 ) a few vessel elements have special inclusions ; ( 4 ) the intervascular pits are alternate pits ; ( 5 ) the pits between the vessels and rays are mixed pits, pits with transverse gashes and scalariform pits

    結果發現，余甘子次生木質部導管分子中存在著許多不同的樣式，導管分子大多數具尾；其穿孔板存在著兩種類型： （ 1 ）兩端均為1個單穿孔板； （ 2 ）一端為1個單穿孔板;另一端為2個單穿孔板； （ 3 ）極少數的導管分子具有特殊的內含物； （ 4 ）管間紋孔式為互列紋孔式； （ 5 ）導管射線間紋孔式為混合型紋孔與橫列刻痕狀紋孔以及梯狀穿孔。
  5. The secondary phloem parenchyma cells and secondary phloem ray parenchyma cells were the preferential sites for protein storage to the xylem parenchyma cells whereas a large amount of vegetative storage proteins was present in xylem, especially in the primary xylem and the inner secondary xylem of the extended stems

    營養貯藏蛋白質優先在次生韌皮部的韌皮薄壁細胞和韌皮射線薄壁細胞中積累，在新梢伸長生長停止后，新梢基部莖的木質部中也積累了相當數量的營養貯藏蛋白質，主要分佈在初生木質部和內側次生木質部的各種生活的薄壁細胞中。
  6. More anthraquinone compounds was distributed in pith ray cells and the tissues of mature stem suchas bundle sheaths in large - scale vascular bundle, primary phloem and primary xylem than that in young stem. [ conclusion ] the distribution of anthraquinone compounds in the stem was of multilocus

    結果隨著莖的不斷成熟，在莖的表皮、近表皮的1 ~ 2層皮層細胞及較內部皮層中，不同程度地增加貯藏和積累了一定數量的蒽醌類化合物，成為莖外部貯藏和積累蒽醌共化合物的主要結構部位成熱莖大型維管束的維管束鞘、初生韌皮部、初生木質部等組織和髓射線細胞分佈了比幼莖多的蒽醌類化合物。
  7. The research content is detect of log internal defect ( such as knobs, internal decay, hollow, etc. ) and shape by using x - ray to penetrate the log. the absorb of x - ray between log internal defect and log internal xylem is different. so the x - ray photograph is different. if we can get the several side x - ray photograph of log. and input the photograph into computer to digital image process

    由於原木木質部分與內部缺陷部分對x射線的吸收能力不同，在x射線底片上形成的影像也不一樣，如果對檢測原木從不同的方向進行照射，再把得到的射線底片輸入至計算機內部進行處理，就可以得到原木內部的大致空間結構參數，對原木的加工有重要的輔助作用。
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