Sentence examples for in recent twenty from inspiring English sources

In recent twenty years, considerable work has been done in the field of FBVPs.

Significant progress has been made in the theory of systems of impulsive differential equations in recent twenty years (see [3 8] and the references cited therein).

Antibody-directed enzyme prodrug therapy(ADEPT) is a new strategy for the treatment of cancer that has arisen in recent twenty years, the main merits of which are that it can improve the selectivity of anticancer drugs and reduce the side effects in remote tissue.

However, the two once powerful adamantane-based drugs lost their 90% bioactivity because of mutations of virus in recent twenty years.

Our society has experienced several financial crises or major financial risks in recent two decades.

Therefore in recent ten years, the issue has attracted much attention from researchers and enterprises.

In recent two years, the patient has had more line-shaped headaches without ophthalmoplegia, occurring approximately 15 20 times per year.

It was not until the last ten years that the theory of spreading models was developed, especially in recent five years.

In recent two decades, various proposals concerning different facets have been put forward by researchers from different countries or institutions.

In January 2015, as the price of gasoline fell, the CPI for the first time fell to a negative value in recent five years.

The inclusion criteria were as follows: healthy males between the ages of 18 and 60 years who had no high-altitude exposure in recent two years.