undersurface 中文意思是什麼

undersurface 解釋
n. 名詞 底面。
adj. 形容詞 水面下的；表面下的。
an undersurface craft 潛水艇。

  1. From its undersurface a narrow infection hypha or penetration tube pushes through the cell wall or intercellular spaces and develops into a series of hyphae or a haustorium

    從下表面的較細的感染性的菌絲可以穿過細胞壁而發育為一系列菌絲。
  2. Stoma of polyploids ( include hexaploid and octoploid ) were larger and spaced father apart on the undersurface than diploids, the stoma density of triploids and tetraploids were 60 - 70 % of corresponding diploids, and the stoma density of hexaploids and octoploids were 30 - 40 % of diploids

    73為三倍體和四倍體區別於二倍體共有的特徵帶； itrai 70為四倍體的特徵帶。 sod同工酶酶活性較弱，共分離6條帶， ro
  3. Implants for osteosynthesis - bone screws and auxiliary equipment - specification for the mechanical requirements and test methods for screws having asymmetrical thread and spherical undersurface

    骨接合術用外科植入物.第5部分:不對稱螺紋和球形下表面金屬接骨螺釘.第6節:機械要求和試驗方法規范
  4. The effective adhesion of permeable base and asphalt pavement, good residence of scouring property of mixture and good drainable property are benefit for undersurface of pavement and permeable base course to keep good successive contact condition

    大孔隙水泥穩定碎石排水基層和瀝青面層的有效聯結、混合料本身良好的抗沖刷性能和良好的排水性能，有利於瀝青下面層和排水基層的層間接觸條件維持在連續狀態。
  5. Lastly, with the fatigue equation, the paper establishes the fatigue stress coefficient which is used in the load stress calculation for lean concrete as undersurface of cement concrete pavement, and the structure coefficient of flexural tensile strength which is used in the flexural stress check for lean concrete as base of asphalt pavement

    利用得出的疲勞方程，建立貧混凝土作為水泥混凝土路面下面層荷載應力計算的疲勞應力系數，以及作為瀝青路面基層時，進行層底彎拉應力驗算的彎拉強度結構系數。
  6. The effective reflection area of a cubic corner reflector is defined, it is testified for the cubic corner reflector that the ray reflect from this prism is not parallel with the ray incident on the corner of undersurface of this prism, the effective reflection area is calculated in the case of the ray incident on the undersurface of this prism vertically, the acreage of the effective reflection area is two thirds as that of the undersurface of this prism

    定義了立方角錐棱鏡的有效反射區，證明了立方角錐棱鏡底面角部區域（即非有效反射區）入射光與出射光不平行，並且在入射光垂直棱鏡底面入射情況下計算得有效反射區的面積為底面的三分之二。
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