查询词典 precursor

Structural analysis reveals that NAG73 has an intronless genomic sequence, which is homologous with the fourth exon and 3′UTR of Homo sapiens Growth Hormone Secretagogue Precursor Gene.

结构分析显示NAG73的基因序列无内含子，无典型的启动子序列， poly A尾。

So far, I municipal Seismology departments have been found possible devastating a precursor unusual.

到目前为止，我市地震部门也没有发现可能发生破坏性的前兆异常。

Here we show that senescent cells accumulate in murine livers treated to produce fibrosis, a precursor pathology to cirrhosis.

在这里我们展示在鼠类的肝脏中堆积衰老细胞用于使肝脏纤维化，肝脏纤维化是肝硬化的前驱病理改变。

A portion of the rescued relics were carried to Jerusalem, then to Alexandria; and there, on 27 May, 395, these relics were laid in the gorgeous basilica just dedicated to the Precursor on the site of the once famous temple of Serapis.

幸免于崩溃的另一部分已被运送到耶路撒冷，然后是亚历山大；在395年5月27日，这些遗物就长眠在曾经在著名的塞拉皮斯（古埃及地下之神，其崇拜者曾遍及希望、罗马）遗址，后来用作供奉这位先驱的长方形华丽教堂里。

Back in the 1980s, long before opening his nightclub, he served in the US Army Signal Corps, working on the ARPANET, the military precursor to the internet.

回到20世纪80年代，早在夜总会建成前，他是美国陆军通讯兵并在ARPANET工作，那里是国际网络的军事先驱。

The research in PCS precursor including hetero-elements has become the main trend of the development of silicon carbide ceramic fibers.

对含异质元素的PCS先驱体的研究已经成为SiC陶瓷纤维发展的主流方向。

Appear on the skin friction caused by the non-erythema: liver disease may be the precursor.

皮肤上出现非摩擦所致的红斑：有可能是肝病的前兆。

Mordenite has a significant effect on the activity of catalyst, results of test showed: with soluble glass as main feedstock and addition of crystal precursor, thecrystalization time can be reduced, and the synthesized mordenite has higher surface area and structure of small crystal particulate and big pore diameter. Through ion exchange with ammonium and acid, the synthesized mordenite is suitable to prepare isomerization catalyst.

丝光沸石对催化剂活性有较大影响，试验结果表明：以水玻璃为主要原料，加入晶种可缩短晶化时间，合成的丝光沸石具有较高的比表面积及小晶粒大孔径结构，经铵交换及酸交换后适于制备异构化催化剂。

Agmatine is the precursor of spermine and spermidine; however, neither of the two polyamines influenced morphine analgesia.

胍丁胺是精胺及亚精胺的合成前体。精胺和亚精胺均不影响吗啡的镇痛作用。

The results show this tetragonal system oxide is spherical with the mean grain size of 25nm and its dispersity is good. The study of sensor's gas sensing characteristic shows SnO2 has higher sensitivity (805) to 50×10^(-6) Cl2 at 300℃ when the precursor has been treated at 550℃.

另外，在最佳工作温度300℃时，采用静态配气法测试了材料的气敏性能，发现SnO2对体积分数为5×10^(-5)的氯气的灵敏度高达805，而且对其它气体有很好的抗干扰能力。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。