查询词典 cerussite

Four typical pigments,hematite,malachite,red lead and cerussite have been studied by changing environmental humidity and illuminating with or without ultraviolet ray.

选择了土红、孔雀石绿、白铅矿和铅丹4 种在古代彩绘中有代表性的颜料，通过改变环境湿度有无紫外光照射，考察了它们的变化情况。

It is believed the corrosion processes of bronze could be divided into two stag es:at the first stage,cuprite,malachite and tenorite were formed;cassiterite ,cerussite and relic copper,lead and tin were formed in the second stage,which c an be found in the outer layer of bronze.

在上述模拟结果基础上，建立了青铜器腐蚀的化学作用过程，即青铜器的腐蚀大致可分为两个阶段：第一阶段生成黑铜矿和孔雀石，第二阶段生成白铅矿和锡石等矿物。

Cerussite and stannolite were observed in corrosion layers of bronze relics.

在青铜文物腐蚀层中观察到次生矿物赤铜矿、孔雀石、蓝铜矿、白铅矿和锡石。

A new collector with chelate-ability,diphenyl α-(3-phenylthioureido) alkanephosphonate,is synthesized,and the collecting performance for cerussite ,calcite and quartz,and the relationship between property and structure are investigated, and the depressor function of pyrogallic acid are also studied.

合成具有螯合性能的新型捕收剂———-α(3-苯基硫脲基)烃基膦酸二苯酯，研究该系列化合物对白铅矿、方解石和石英的捕收能力以及结构和性能的关系，并考查焦性末食子酸的抑制作用。

Products on the sulphurized surfaces of cerussite and smithsonite have been studied by means of infrared spectra,Auger electronic spectra,X-ray pho- toelectron spectroscopy and X-ray diffraction techniques etc.

本研究采用红外光谱、俄歇电子能谱、X 射线光电子能谱、X 射线衍射等手段测定了白铅矿、菱锌矿硫化表面产物。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。