查询词典 uranium-actinium

Applied to titanium, nickel, aluminum, magnesium, molybdenum, tantalum, niobium, silver, platinum, zirconium, uranium, beryllium, lead alloy material, stainless steel, copper, iron, platinum, gold, K gold, K platinum, silver and other precious metals high-quality welding.

适用于钛、镍、铝、镁、钼、钽、铌、银、铂、锆、铀、铍、铅等合金料，不锈钢、铜、铁、白金、黄金、K黄金、K白金、银等贵金属的高质量焊接。

There are many associated elements, such as vanadium, nickel, molybdenum, uranium, copper, lead, zinc, silver and REE, which can be synthetically utilized.

石煤中伴生有钒、镍、钼、铜、铅、锌、铀、银和稀土元素，在部分地段可富集成矿。

We killed some mice at the day 6th , the others were continue to expose to formaldehyde and observe their estrous cycle. HE staining was used to study the pathological changes happened in ovarian tissue. Uranium acetate and lead acetate double staining was used to study the ultrastructure of oocyte. E2 and LH level in blood serum was measured by radioimrnunoassay reagent kit.

第6d处死一批小鼠，用HE染色观察小鼠卵巢组织的病理改变，用醋酸铀—醋酸铅双重染色电镜下观察小鼠卵母细胞超微结构的损伤；用GSH测定试剂盒测定小鼠卵巢组织中的GSH含量；用E_2和LH放射免疫分析试剂盒分别测定小鼠血清中E_2及LH水平；采用超排卵法，计数超排卵数并收集卵母细胞，于油镜下观察生殖细胞遗传物质的损伤。

Lead uranium age method, Pb-U dating

机器翻译参考：铅铀年龄的方法，铅ü约会

The uranium standard glass this paperintroduced acccording to the determined values in various laboratories,...

其它性能指标均达到或超过美国国家标准局的同类产品。

Fission track ; Uranium reference standard glass ; Calibration

裂变径迹；铀标准玻璃；刻度

The efficiency of isotope exchange was only 2.84%, namely, the amount of less than 3% tritium was exchanged out of the glass uranium bed by deuterium, and after isotope exchange proceeded time after time, its standard deviation was 7.35%.

同位素交换法测量铀床氚的结果如下：加热充分解吸过的铀床经多次同位素交换后，其交换效率仅为2.84%，即不到3%的氚被氘气载带出来，其同位素交换法测量的标准差为7.35%。

Examing neutron integral flux is an important part of fission track technique, and determining neutron integral flux by using uranium standard glass is recommended as a mainmethod by international Fission Track Standardization Group for age-dating.

监测中子积分通量是裂变径迹技术的重要组成部分。铀玻璃监测中子积分通量是国际裂变径迹定年标准化工作组推荐的重要方法之一，铀玻璃测定法还普遍用于测定样品中的铀含量及其空间分布。

The succession of uranium to potassium ratio anomalies is at about two-mile.

铀钾比值异常延伸约达2英里。

The influences of dead time of detector and the mass bias on the precision of determination of Uranium isotope ratio studied.

研究了检测器死时间和质量偏倚对铀同位素比测量的影响，对比了三种检测器死时间和质量偏倚校正方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。