dusty crust

用法例句

Thousands of ore samples from the Neoarchean podiform chromitite, Zunhua, not only have the magmatic structures such as nodular and orbicular texture, but also show the textures of condensation and rotation.

对遵化新太古代豆荚状铬铁矿的深入研究 ,发现它们发育了丰富的岩浆结构 (豆状结构、豆壳状结构等 ) ,还保留了大量凝缩标志和旋转特征。

Having a mealy or powdery texture.

有粉状或面粉状结构的

Studies on Preparation, Structures and Characteristics of FeSiAl Flaky Powders

FeSiAl片状微粉的制备、结构及性能研究

Study on the Earth Pressure of Silty Soil and the Behaviour of Retaining Structures for Pit Excavation;

粉砂粉土中深基坑水土压力及围护结构受力性状研究

The specific platelet structure of the micro-powder particle,which ensure the high efficiency of lapping.

微粉颗粒特有的平板状结构，保证研磨高效率。

It consists of an air-filled protuberance on each side of the pollen grain developed by the separation of the exine layers, giving the pollen a characteristic winged appearance.

它是花粉粒外壁向外扩展而形成的囊状结构，在花粉粒两侧呈翅状，其内充满空气。

In present paper, the structure of nacre and coating pearl powder on titanium substrate by Electrophoretic Deposition(EPD) were investigated.

文中首先研究了片状珍珠粉的制备工艺,分析了贝壳珍珠层与珍珠粉的结构。

schistose structure

【地质】片状构造, 层状结构

Influence of Molecular Structure of Starch on Formation of Resistant Starch

淀粉分子结构对形成抗性淀粉的影响

A similar hoodlike, lidlike, or caplike structure, such as a root cap.

帽状结构一种盖状、帽状的结构，如根帽

Research on the Anti-caking Capacity of Powdery Emulsion Explosive by Mechanical Pulverization Technics

机械制粉工艺粉状乳化炸药防结块研究

A ringlike structure, segment, or part.

环状物环状结构或部分

Chemistry of Trichosanthin Ⅴ.Raman Spectroscopy Study on Crystalline Trichosanthin in Powder Form

天花粉蛋白的化学——Ⅴ.粉末状结晶天花粉蛋白的拉曼光谱

grey reticular formation

灰质网状结构 灰质网状结构

The formation of a treelike shape or arrangement.

树状结构似树的形状或排列的结构

A palmate structure or form.

掌状结构掌状结构或形态

hierarchical tree structure

分层枝状结构 分层枝状结构

metal binding finger

金属结合指（状结构）

plate form of wax crystals

石蜡结晶的片状结构