首次的

In chapter two, we demonstrated the separation of five ephedrine alkaloid isomers in NACE.

论文第二章中，首次建立利用NACE分离五种麻黄碱类生物碱异构体的方法。

First attempt to market services 23 JINFENG easy linkage of the UN will be opening 30 stores, while the introduction of new and second-hand housing sales, services, and lawyers access to these stores will provide on behalf of both parties pre-trial, allograph , charge d'affaires in lieu of pay, agency and other services.

首次尝试市场服务23金丰易连锁联合国将开放30家店铺，而引进新的和二手房销售，服务，和律师接触这些商店将提供代表双方预审，代书，代办代付，代理及其他服务。

This is the first time to construct the alpaca skin cDNA library and its gene expression profile, from which

首次构建了羊驼皮肤cDNA 文库和基因表达谱；获取的大量

At age 100, was a legendary Italian alpinist fondly known as "Il Padre."

他最为人称道的是登上全世界2500多座山峰，还有100次首次攻顶成功纪录。

The sunflower Alternaria black spot is a very important fungal disease, which was first reported in China during the 1960s. It is still a potential threat to sunflower production at present.

向日葵黑斑病是一种重要的真菌病害，我国于20世纪60年代首次报道，目前对向日葵生产仍存在巨大威胁。

But, unfortunately, at age 21 he developed the first symptoms of amyotrophic lateral sclerosis.

但不幸的是，霍金在21岁那年首次显现出侧边肌肉萎缩硬化症状，现在他几乎全身瘫痪，不能言语。

The analytic expression of output power and pump threshold of quasiCW Ti: sapphire laser is derived out for the first time.

首次导出了准连续钛宝石激光器输出功率和泵浦阈值的解析表达式。

Lowland gorilla's fibroids in its uterus, which are anatomically very similar to the human body.

为大猩猩做手术非常罕见。这也是匈牙利首次有必要进行这样的干预。

The Pope is in Angola on his first pilgrimage to Africa.

教皇在安哥拉进行了他对非洲的首次拜访。

Our results are complementary to the earlier work by Law and co-workers. The photosensitivity is enhanced for the pigments with larger anilide ring.

首次考察了偶合基酰胺芳环共轭环扩大时光敏性的变化规律，发现酰胺芳环共轭环扩大时有所提高。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。