These conservative quantities will lead to species transport.

这些保守的数量将导致物种的迁移。

The density of invasive plant species declined from the southeast coast inland to the northwest, which was best explained by transport density.

各省外来入侵植物物种密度由东南海岸向内陆递减，造成这一趋势的主要影响因素为交通密度；

Production needs a large quantity of species of lotus, transport troubles, higher costs.

生产时需要的种藕量大，运输麻烦，成本较高。

A transport and delivery system for nanogram quantities of molecular species that does not use microfluidic channels, pumps, or valves is described.

本文介绍了一种不需要微流体通道、泵或瓣膜的纳克量分子运输和递药系统。

The model couples continuity equation, momentum equation and species conservation equations. Net water transport flux in the membrane is considered as a boundary condition.

模型耦合了连续方程、动量方程和组分守恒方程，并将质子膜中的净水迁移通量作为边界条件之一来处理。

It takes a relatively long time for the peak of the toxic species concentration to transport to the distant location.

某些燃料燃烧产生有毒成分的峰值迁移到远距离处需要较长的时间。

This thesis firstly gives the meanings, species, characteristics and influencing factors of freight transport demand.

本篇论文首先分析货物运输需求的含义、分类、特点及其影响因素。

Numerical simulation is one of the important methods to study air pollution and long range transport of acid species.

数值模式是研究酸性污染及其长距离输送特性的一种重要方法。

It comprises transport of activated gas from a remote plasma source to an area in the chamber in a uniform way through at least two injection points on equivalent paths for the reactive species.

所述方法包括通过至少两个注射点且在用于反应性物质的等同路径上以均匀的方式将被活化的气体从远程等离子体源输送至所述室中的区域。

A model considering the ORR mechanism and the mass transport process of species was built to simulate the operation of GDE.

结合电极中二氧化锰催化剂作用下的氧气还原机理以及物质传递过程，建立数学模型。

When we take a species out of its native home and transport it elsewhere, it may face new challenges and die off, or it may find itself virtually unencumbered by constraining forces.

如果我们让一个物种离开原产地，运到别处去，那么在新环境中，这个物种可能会遭遇到新的威胁而相继死亡，也可能发现几乎没有任何一种可以制约自己的力量。