锇的

The ultrastructures of amyloplast development and proliferation in maize endosperm cell were observed using the method of glutaraldehyde-osmium tetroxide fixation.

采用戊二醛+锇酸双重固定法观察了玉米胚乳细胞淀粉质体发育和增殖的超微结构。

The ultrastructures of amyloplast development and proliferation in endosperm cell of maize were observed using the method of glutaraldehyde-osmium tetroxide fixation.

采用戊二醛+锇酸双重固定法观察了玉米胚乳细胞淀粉质体发育和增殖的超微结构。

The metal osmium is very stable in the air, the melting point is 2700 degrees Celsius, it does not dissolve in the ordinary acid, will not be corroded in the aqua regia.

金属锇在空气中十分稳定，熔点是2700摄氏度，它不溶于普通的酸，甚至在王水里也不会被腐蚀。

It is found that the sample stained with silver methenamine instead of mercaptoacetic acid-osmium can prevent the false phenomena caused by the inappropriate use of mercaptoacetic acid.

摘 要：本文将六亚甲四胺银染色法作为加工毛发的电子染色剂得到较好的电子显微图像，并系统地比较了用巯基乙酸-锇法染色的羊毛样品和用六亚甲四胺银染色的人发样品的超微结构，认为对深加工过的毛发样品用六亚甲四胺银法替代巯基乙酸-锇法染角蛋白，可以防止巯基乙酸使用不当引起的假象。

The conditions of separation of noble metals from residual solution of Os and Ru of the osmiridium with congo red associate forming resin have been studied.

主要研究了从锇铱矿的锇钌蒸残液中通过刚果红离子缔合型负载形成树脂分离贵贱金属的条件。

But, the powdery osmium, gradually will be oxidized under the normal temperature, and production perosmic anhydride.

可是，粉末状的锇，在常温下就会逐渐被氧化，并且生成四氧化锇。

Although osmiophillic layers also developed between spermatocyte and gametophytes, they were interrupted by pores for substance and signal exchanges.

尽管精母细胞之间也有嗜锇层的形成，但嗜锇层是不连续的，其上有一些空隙，精母细胞之间可通过空隙进行物质和信息的交流。

The osmium hexachloroplatinate (OsPtCl6) and osmium oxide films exhibited one redox couple.

锇氧化物/锇铂氯化物薄具有一对氧化还原对的特性。

The electrochemical quartz crystal microbalance, cyclic voltammetry, and SEM were used to study the growth mechanism of the mixed of osmium hexachloroplatinate (OsPtCl6), osmium oxide and platinum films.

本实验使用电化学石英晶体微天平、扫描式电子显微仪及循环伏安法来研究锇氧化物/铂/锇铂氯化物薄膜的沉积与薄膜成长之机制及电化学特性。

Through the ReOs dating of molybdenite from quartz porphyry, the isochron age of (222.5±3.2) Ma and the model age of (222.1±3.2) Ma~(224.6±3.4) Ma were obtained, which means molybdenite formed in late Triassic.

通过对含辉钼矿石英斑岩中采集的辉钼矿样品进行铼－锇同位素年龄测定，获得铼－锇等时线年龄为(222.5±3.2) Ma，模式年龄变化于(222.1±3.2) Ma~(224.6±3.4) Ma，表明辉钼矿形成时代为晚三叠世。

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。