undersurface
英
美
n. 下面,底面
adj. 液（水）面下的；表面下的；从下面的
COCA.44884
英英释义
noun
双语例句
- 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.
从下表面的较细的感染性的菌丝可以穿过细胞壁而发育为一系列菌丝。 - The maximum stress of the framework occurred at the node of undersurface of the main hydraulic cylinder mounting boss.
机架最大应力值发生在主油缸安装凸台下表面的节点上。 - Western United States bird with red undersurface to wings and tail.
美国西部鸟，腹部、翅膀和尾巴为红色。 - Large flicker of eastern North America with a red neck and yellow undersurface to wings and tail.
北美洲东部大型金翼啄木鸟，颈红色，腹部、翅膀和尾巴为黄色。 - Method Temporal flap dissection undersurface the superficial layer of deep temporal fascia first, then subcutaneously beyond hairline in temporal area, forming a step by step dissection plane.
方法颞部首先在颞深筋膜浅层的深面分离，出发际后改在皮下层分离，形成阶梯状分离平面。 - Experiment of convective drying of wet quartz sands as porous media, which had adiabatic-impermeable boundary of undersurface and convective boundary of upside, was carried out in laboratory.
本文以上边界对流传热传质边界和下边界绝热绝湿边界的含湿石英砂填充床为实验对象，进行了对流干燥实验。 - On the 22nd day of administration, the behavioral change was determined by open-field test, that was recorded as horizontal activity score by the number of rat crossed the undersurface piece within 3 minutes while vertical activity score by the number of verticality.
第22天采用旷场试验法观察各组动物行为，以动物3min内穿越底面块数为水平活动得分，以直立次数为垂直活动得分。 - Accordingly, the morphological resistance mechanisms were determined as pubescent and low stomata density undersurface of leaf on current shoot, and biochemical resistance as high amino acid and caffeine and low reductive sugar contents.
据此表明，茶树新梢叶片下表面多茸毛、低气孔密度的形态学抗螨机制和新梢高氨基酸、咖啡碱含量和低还原糖含量的生化抗螨机制。 - Support Design Rules for Part's Horizontal Undersurface in Stereolithography
快速成型中零件水平下表面支撑设计规则的研究 - 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.
大孔隙水泥稳定碎石排水基层和沥青面层的有效联结、混合料本身良好的抗冲刷性能和良好的排水性能，有利于沥青下面层和排水基层的层间接触条件维持在连续状态。