1) loophole
环孔
1.
Based on approximately hypothesis, a loophole p n junction current model is established in this paper.
在对环孔p n结作近似假设的基础上 ,忽略了产生 复合电流、隧穿电流和表面复合电流的影响 ,假设在低温下扩散电流起主要作用 ,并认为电极与结区之间的接触为欧姆接触 ,建立了环孔p n结的电流模型。
2) Ear piercing
穿耳环孔
3) circular ring hole
圆环孔
1.
According to the theory on optical image formation, detail derivation is made of optical transfer function in an incoherent system of optical projection from optical pupil through an ideal circular ring hole, together with calculation and graph analysis of optical transfer functions through several special circular ring holes bing carried out.
根据光学成像理论,详细推导了在理想状态下圆环形出射光瞳的衍射受限(非相干)系统的光学传递函数,并对几个特殊圆环孔的光学传递函数进行了计算和作图分
4) Ring porous wood
环孔材
1.
The results showed that the other indices of the three ring porous wood from plantation were slightly larger than those of natural forest except that elastic modulus of bending,impact toughness and resistance to cleavage from plantation were less than those of natural forest.
通过对檫树、酸枣、米槠人工林和天然林木材物理力学性质的测定和比较分析,结果表明:3种环孔材人工林木材除抗弯弹性模量、抗劈力和冲击韧性小于天然林外,其余指标均稍大于天然林。
2.
The study on the stem secondary xylem of Lonicera maximowiczii,reveals the wood belongs to ring porous wood.
研究紫枝忍冬茎次生木质部结构,其为环孔材。
3.
The anatomic study of the secondary xylem in Oplopanax elatus stems were conducted and its results showed that it was a ring porous wood and its rays were heterogeneous Ⅱ ones.
东北刺人参为五加科植物[1],本文对其茎次生木质部进行结构植物学研究,发现其为环孔材,射线为异形型。
5) ring-porous wood
环孔材
1.
regeli presented very great difference between the vessel members in its early and late woods and belonged to ring-porous wood;its vessel members had simple perforation plates,heterotypic Ⅱ-b rays helical thickened fiber tracheids and sepate wood fiber.
结果表明:东北雷公藤茎次生木质部早晚材导管分子大小差异极大,为环孔材;导管分子穿孔板均为单穿孔板;异型Ⅱ-b射线;纤维管胞具螺纹增厚;具分隔木纤维。
6) annular aperture
圆环孔径
1.
A new method of the defect measurement is proposed by using annular aperture cone glass shearing speckle photography.
介绍了一种利用圆环孔径和锥镜剪切散斑干涉技术检测缺陷的新方法,该方法是一种非接触式的检测方法,不受缺陷形状和位置的影响,能够准确地检测出缺陷的位置和大小。
参考词条
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。