不过，这两种分子具有与天然蠕虫粘液一样的化学基，和相似的电荷数。
These, however, had the same crucial chemical groups as their natural counterparts and similar electric charges.
标准普尔500指数（S&P 500）和纳斯达克综合指数（NASDAQ Composite Index）表现相似，在近日的成交中下跌几个点。
The S&P 500 and the Nasdaq Composite Index behaved similarly, shedding a handful of points in recent trading.
通过控制方程的相似律分析，可预言混合对流传热由阿基米德数和几何因子控制。
With similarity considerations on governing equations, the heat transfer of mixed convection can be predicted to be controlled by Archimedes number and geometric factors.
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