In announcing the action Monday, U.S. officials say Vietnam has made significant progress on religious-freedom issues. 美國官員星期一宣布這一消息的時(shí)候說(shuō)，越南在宗教自由方面取得了顯著(zhù)進(jìn)展。
Great progress has been made in the research about the treatment of Zn-containing wastewater with microbiology, and some result has been but into application. 微生物法在含鋅廢水處理方面的研究取得了顯著(zhù)進(jìn)展，一些研究成果已投放工程應用。
