查询词典 hydrothermal

The hollow Ni2 microspheres were prepared via the hydrothermal reaction of NiCl2 with aqueous ammonia at 140 ℃ for 12 h.

采用X射线衍射仪、扫描电镜和透射电子显微镜对产物进行表征，并在室温下测试了它的磁学性能，结果表明， Ni2空心微球的直径约为3～4 μm，它是由尺寸1.1～1.3 μm左右的六方相结构的Ni2纳米片组装而成； NiO空心微球是由立方相纳米片和多孔纳米片组装而成，它具有弱的铁磁性，其矫顽力为583 Oe，剩余磁化强度为0.213 emu/g。

16Nm Mn-Zn ferrite nanoparticles were synthesized by a hydrothermal precipitation approach using metal sulfate solution and aqueous ammonia.

以金属离子的硫酸盐溶液和氨水溶液为原料，采用水热法制备了粒径为6~16nm的锰锌铁氧体纳米粒子。

As an instance, the hydrothermal venting plume on the Juan de Fuca Ridge has been simulated and the simulated results are fairly consistent with Baker＇s imputed data on surveying.

选择胡安·德富卡洋脊热液喷口对巨羽流的形成进行了模拟，其结果与Baker根据实测数据估算的近似值吻合很好。

Ridgeia piscesae,living around the hydrothermal vent of Juan de Fuca Ridge,isan ideal model for studying the adaptative mechanism to extreme environment.Forinsights of its molecular characteristics,a SMART cDNA library of 5.71×10~6 cloneswas constructed.

本研究以深海热液区Juan de Fuca Ridge的典型生物管状蠕虫Ridgeiapiscesae为研究对象，运用SMART技术构建了其cDNA文库，各项指标均符合文库质量标准：文库的容量为5.71×10~6个克隆，平均插入片段大小～1.0kbp。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。