The utility model has the advantages of simple structure, clear image, easy operation, complete function, low cost, and wide applications in the technical field of teaching, scientific research, etc.
该机结构简单，成象清晰，易于操作、功能齐全，造价低廉，可广泛用于教学、科研等领域。
The complete force fields of the cis and trans isomers are determined by the method of determining force field combining model potential function method with MNDO method.
将模型势函法和MNDO方法结合起来，得到了顺、反甲酸分子的完整力场。
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