elongation

英 [ˌiːlɒŋˈgeɪʃən]

美 [ˌilɔŋˈgeɪʃən]

n.  拔节; 拉长；伸长度；延伸率; 伸长（延伸）率

复数：elongations　

化学

BNC.29202 / COCA.22214

英英释义

noun

• the act of lengthening something
• an addition to the length of something
  Synonym:extension
• the quality of being elongated

双语例句

• A synthetic plant hormone promoting elongation of stems and roots.
  一种促使茎和根伸长的合成植物激素。
• A distinction is made between elongation and break, permanent elongation and elastic elongation.
  这样就构成了拉伸与崩断以及永恒延伸和弹性延伸的区别。
• TROPISMS are due to differential elongation of cells on different sides of root or shoot, resulting in curvature.
  向性的产生是由于根或枝上不同部位的细胞壁延伸程度不同，导致其弯曲而造成的。
• Following the spermatid elongation, the shape of CA is progressively transformed and extended.
  随着精细胞的延长，CA的形状也跟着转变和伸长。
• Improved tensile strength and elongation of ethylene propylene diene monomer ( EPDM) compounds used for wire and cable.
  提高电线电缆用三元乙丙橡胶（EPDM）材料的拉伸强度和伸长率。
• The high-temperature tensile strength of the aged sample increases obviously while the elongation decreases to some extent.
  时效热处理后，镍基合金薄板材料高温拉伸性能有了很大提高，延伸率有一定的降低。
• Ebonite& Determination of tensile strength and elongation at break
  GB/T1701-1982硬质橡胶抗张强度和扯断伸长率的测定
• Testing method for breaking strength and elongation of cotton fibers: flat bundle method
  棉纤维断裂强力和扯断伸长率的试验方法：平束法
• The elongation percentage increases with the increase of the temperature and the decrease of strain rate.
  温拉伸试样的延伸率随变形温度的升高而升高，随应变速率的增大而减小。
• The tensile strength and the elongation percentage of the parent metal and the weld zone increased slightly.
  冲击处理使焊缝区和母材区的强度和伸长率均有所增加。