depression

用法例句

cover the tab opening with cellophane tape.

可用胶带盖住拆除了翼片处的凹孔。

An opening or recess in a wall.

壁凹；墙洞墙上向内凹或向外凸的部分或孔隙

scalloped hollow carrier gun

带有凹坑的空心携弹管射孔枪

scalloped steel carrier

带有凹坑的钢制射孔枪枪身

Finite Element Analysis of Forward Extrusion Cavity Die for Deep Hole and Thin Wall Shell

深孔薄壁件正挤压凹模的有限元分析

The measure of improving life of die without die plate for the hole punching on steel pipe

钢管无凹模冲孔冲头寿命提高的措施

The fovea configuration of stage Ⅱ macular holes was easier to recover completely.

Ⅱ期裂孔眼术后黄斑中心凹形态可完全恢复。

The casting is easy to suffer from deformation, surface sink and internal shrinkage.

该铸件容易变形和产生表面缩凹、部缩孔。

The locking structure includes projections projecting into the slots that engage holes through the longitudinal ends.

锁紧装置包括卡楯伸进凹槽、过纵向末端的小孔。

The nose, beautifully formed otherwise was very slightly pinched at the top of one nostril.

那鼻子要不是有个鼻孔顶端稍微凹下，是美丽的。

" Polymeric materials, cellular flexible-Determination of hardness (indentation technique)"

GB/T12825-1991高聚物多孔弹性材料凹入度法硬度试验

Seismogeology of Petroleum System in Kongdian Formation of Dongying Sag;

东营凹陷孔店组含油体系地震地质研究

Diagenesis of Kongdian Formation (Upper Part), South Part of Dongying Depression, East China;

中国东部东营凹陷孔店组上部成岩作用

Restored Prototype Basin of the Thickness of the Fourth Member of the Shahejie Formation and Kongdian Formation in Huimin Depression;

惠民凹陷沙四段—孔店组原型盆地的厚度恢复

The Structure and Structural Evolution of the Fourth Member of the Shahejie Formation and Kongdian Formation in Huimin Depression;

惠民凹陷沙四段—孔店组构造及演化研究

Application of porosity evolution model to reservoir assessment of Zhuhai Formation in Enping Sag

恩平凹陷珠海组储层的孔隙度演化模型

Diagenesis and pore evolution of the first member of Shahejie Formation in Qikou Sag

歧口凹陷沙一段砂岩成岩作用及孔隙演化

The Study of Geochemesty Correction between the Source Rocks of Kongdian Formation in Donying Depression and the One in Weibei Depression and the Analasis of Oil Origination;

东营凹陷、潍北凹陷孔店组烃源岩地球化学特征对比研究及油源意义