top-down packing是什么意思

网络释义

用法例句

top-down packing

由上而下的沙丘式充填

Managing from the top down, we operate with full legitimacy.

我们进行由上而下的管理有充分的合法性。

During their journey they came upon many sand dunes piled up by the winds.

他们在路上看到许多被风吹积而成的沙丘。

sandhills on the leeward side of the island

该岛下风处的沙丘.

dene:a sandy tract or dune by the seashore.

沙丘:海边的沙地或沙丘.

A sandy tract or dune by the seashore.

沙丘海边的沙地或沙丘

Channel deposits, consisting of sand, silt and clay, fill the valleys cut by a river system.

河道沉积由砂，粉沙和粘土组成，充填于河流切割的河谷之中。

Study on Ion-exchange Packing Materials in EDI Stacks and the Packing Forms;

EDI膜堆填充材料及其填充方式的研究

Relentless downhill[ wind] currents deposited dunes that choked out a spruce forest along the Tana River.

持续不断的下坡风造成了沙丘的堆积。而沙丘又导致一片塔那河流沿向的云杉树林濒临死亡。

Dunes are ridges of loose sand heaped up by the wind.

沙丘是散沙被风吹起堆积而成的。

Discussion on Technology Mode for Mine Underground Backfilled and Water Keeping Mining

煤矿井下充填保水开采的技术模式探讨

The feasibility investigation of underground reservoir construction in the excess exploited funnel area

超采漏斗区漏斗填充式地下水库的可行性研究

The little dune is formed with loose dry sand by wind.

这个小沙丘是由风吹来的干沙子形成的。

The angle formed by the meeting of the upper and lower eyelids at either side of the eye.

眦，眼角眼的两边由上下眼皮相合而形式的角

canthus:The angle formed by the meeting of the upper and lower eyelids at either side of the eye.

眦,眼角:眼的两边由上下眼皮相合而形式的角.

The nonrigid helium-filled Blimp was principally developed by Alberto Santos-Dumont (1873-1932).

软式充填氦气的飞船主要是由桑托斯－杜蒙特发展改进。

The Investigation of Underground Reservoir Construction in the Excess Exploited Funnel Area

超采漏斗区漏斗填充式地下水库研究

Experimental Study on Mining Method of Dry Backf Illing in Shanggong Gold Mine;

上宫金矿干式充填采矿方法试验研究