查询词典 tuff

Bao ancient group plans for a major deep-sea - a half deep in the ash, black ash-like TLC tuffaceous siltstone, shale tuffaceous, with gray green, with thin gray-tuff interbedded uneven.

包古图组主要为一套深海―半深海相的灰、灰黑色薄层状凝灰质粉砂岩、凝灰质泥岩，与灰绿色、灰色薄层状沉凝灰岩不均匀互层。

A unusual mineralizing types, native copper aggregate associated closely with asphalt and organic carbon, were discovered in tuff and the vesiculate lava at the top and bottom of the.

过去已知在峨眉山玄武岩顶部气孔状熔岩中含有杏仁状自然铜，但很少构成连续的铜矿体。

On the basis of many experiments, this paper studies the optimization of the technics about using the vitric tuff of Linli in Hunan to synthesize zeolite A.

以经过预处理的玻屑凝灰岩为原料，采用水热反应晶化合成工艺，并对该工艺进行优化，可合成出质量较好的A型沸石产品。

Vitric tuff ; zeolite P ; hydrothermal reaction ; technics optimization ; pretreatment ; Linli Hunan

玻屑凝灰岩； P型沸石；水热反应；工艺优化；预处理；湖南临澧

Vitric tuff ; zeolite A ; hydrothermal reaction ; technics optimization

玻屑凝灰岩； A型沸石；水热反应；工艺优化

The technics flow is "the vitric tuff+Na0H+NaAlO2+H2O "→hydrothermal reaction→crystallization and syathesis→fi...

该合成工艺流程为；&玻屑凝灰岩＋碱＋铝酸钠＋水&→水热反应→晶化合成→过滤、洗涤→烘干→P型沸石产品。

The technics flow is "the vitric tuff + NaOH + NaAlO2 + H2O"→hydrothermal reaction→crystallization and synthesis→filtration and washing→drying→zeolite A product.

该合成工艺流程为：玻屑凝灰岩+氢氧化钠+铝酸钠+水→水热反应→晶化合成→过滤、洗涤→烘干→A型沸石产品。

There exist tuff with abundant organic materials at the bottom of P2-3β^1-1 and hydrothermal exhalation breccias between P2-3β^1-1 and Dachang quartz rock, which constitute main ore-containing space and ore-hosting rocks.

在该区，P2-3β^1-1底部富含有机质的凝灰岩，P2-3β^1-1与大厂石英岩之间的热液喷发角砾岩，都是最主要的赋矿部位和容矿岩石。

Research purposes: The studies are done on the causes, characteristics and main control factors of water bursting from tuff in construction Zhejiang Cangling Tunnel for the purposes of doing prediction and treatment of it.

研究目的：对发生在浙江苍岭隧道施工中发生在凝灰岩中的突水事故的成因、特点和主要控制因素进行研究，以便更好地对其进行预测和防治。

Gator-Tuff seamless construction in 100% polyethylene eliminates leaks and is nearly im-pervious to chemicals, including acids and corrosives.

Gator-tuff100%聚乙烯无缝结构杜绝泄漏并且几乎不受化学品影响，包括酸和腐蚀剂。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。