nta

FEM NTA coupling model is set up for simulation of mining conditions at great mining height with an overlying rocks of low tensile strength.

在重点模拟大采高条件下覆岩低抗拉特性的基础上，建立了“大采高FEM-NTA耦合模型”。

The National Tour Association ( NTA) founded in 1951 is the primary group tour industry association in North America.

在1951年发现的国立旅游协会（NTA）在北美是提名候选人的预选会小组旅游业协会。

Handle daily cash payme. nts, mai. nta in cash and bank journals. '

处理日常现金付款，维护。现金和银行帐``。

The current solutions are private network, virtual private network (VPN) NTA and so on.

目前的解决方案有专用网、虚拟专用网（VPN）和NTA等技术。

But the VPN and NTA are based on some kinds of central server to construct the whole enterprises network.

但VPN以及NTA所做的都是基于某种中心服务器来构筑整个企业网的。

Study on Desulfurization in the Toes-NTA Chelated Iron System

栲胶-NTA络合铁体系的脱硫研究

calcium sodium salt of NTA

氮川三乙酸钙钠盐