Graded standard sand

用法例句

Research on classification of dust and sand storm basic on particular concentration;

基于颗粒物浓度的沙尘天气分级标准研究

Computation of bed-load gradation composition in natural river;

天然河流床沙级配的计算

The equations for the total carrying capacity and the size distribution of carrying capacity and effective bed material have been presented.

进而论述不平衡输沙时总挟沙能力、挟沙能力级配及有效床沙级配的方程。

Basic equation for variation of bed material composition in active layer of alluvial river

冲积河流混合活动层内床沙级配变化的动力学基本方程

Validity verification of methods for determining bedload grain size distribution

推移质泥沙级配确定方法的试验检验

Research on Overbank Flood Sediment Concentration and Its Gradation Changes of Lower Yellow River

黄河下游漫滩洪水含沙量和级配变化研究

Study on Catalyst Loading Ratio of Residue Fixed-bed Hydrotreating Protective Catalyst

渣油固定床加氢保护剂级配比例研究

The Clinical Observation of Treating Cervical Erosion Using Resombinant Human Interseron @-Za in Suppository orm, Norfloxaction and Microwave;

奥平、诺氟沙星配合微波治疗宫颈糜烂临床观察

The Dynamic Performance of Subgrade Bed Structure Builded of the Cement Stabilized Graded Aggregate;

水泥稳定级配碎石基床结构的动力特性分析

Study on Graded Gravel Subgrade Construction Technique of Qin-Shen Express Railway;

秦沈客运专线基床表层级配碎石施工技术研究

Analysis of construction technology with graded broken stone fill in top of subgrade for passenger dedicated line;

客运专线基床表层级配碎石填筑施工工艺分析

Construction of graded crushed stone construction of the surface layer of subgrade bed of Jiaoji passenger dedicated railway

胶济铁路客运专线基床表层级配碎石施工

Clinical research on Misoprostol combined with Ethacridine in induction of labor in second-trimester pregnancy

米索前列醇配伍依沙吖啶用于中期妊娠引产的临床观察

Clinical Effect of Mifepristone and Ethacridine on 12～16 Weeks Of Pregnancy

米非司酮配伍依沙吖啶用于12～16周妊娠引产的临床效果

Effects of inhaled salmeterol/fluticasone combined with respiratory rehabilitation training in senile patients with stable severe chronic obstructive pulmonary disease

吸入沙美特罗/氟替卡松联合呼吸训练治疗Ⅲ、Ⅳ级稳定期COPD老年患者的临床研究

Clinical Observation of Combined Chemotherapy of Modified Si Junzi Tang plus Shashen Maidong Tang in Late-Stage NSCLC

四君子汤合沙参麦冬汤加减配合化疗治疗中晚期非小细胞肺癌临床观察

The quantitative relation among the threshold wind velocity of sand movement, sand diameter and the agglutinate stress of sand bed is obtained with the mentioned dimensionless variables.

经分析得到起沙风速与沙床沙粒粒径和沙床粘结力间的数量关系 .

graded soil mixture

级配(砂)土混合料

a sofa that converts to a bed

可改为床铺的沙发.

a sofa that is convertible(into a bed)

可改（为床铺）的沙发