前驱

After the precursor's thermal decomposition under the protection of nitrogen,a kind of nonstoichiometric titanium oxide can be prepared.

用钛粉和草制得前驱物,在氮气保护下600℃热分解前驱物制备了一种非化学计量钛氧化物。

IEF analysis also suggested that the polypeptides of PI6.82 and PI8.58 derived from the same glutolin precursor.

IEF分析同时显示2条多肽PI6。82和PI8。58源自同一条谷蛋白前驱体。

The prodrome may be considered to be the Migraineur's “yellow light,” a warning that a Migraine is imminent.

前驱期被认是偏头痛的“黄灯”--偏头痛即将发作的警告。

For this reason, the most commonly discussed panspermia scenario involves the transport of microbes or their precursors from Mars to Earth.

基于这个理由，最受人讨论的胚种说就是：微生物或其前驱物，是从火星送到地球的。

Five cases of acute recurrent Guillian-Barre syndrome were reproted.A mild respira tory or gatrointestinal infection preceded the neuritic symptoms in all cases.

本文报道了5例复发性急性格林─巴利综合征，发现5例病人每次发作前均有上感、腹泻等前驱因素。

Phragmoplast of coil coating has been prepared by free radical polymerization and by using acrylic acid,methyl methacrylate,butyl acrylate as the raw materials.

以丙烯、丙烯丁和甲基丙烯甲体,采用自由基聚合法制备了聚丙烯卷材涂料前驱成膜物,获得了适宜的制备工艺条件。

Agglomeration is a serious problem in production of ceria using cerium hydroxide as precursor.Destroying the stabality of hydroxide gels by heating is the basis of deagglomeration.

团聚的控制是以氢氧化铈前驱体制备纳米氧化铈工艺的关键所在,通过加热来破坏氢氧化铈凝胶的稳定性是进行解聚的基础。