糖作为一类具有多官能团、多手性中心、廉价易得的手性小分子可以很方便地作为手性助剂用于不对称合成。
Carbohydrate, with multi-functional groups and chiral centers in one small molecule, is inexpensive and can be converted into efficient chiral auxiliary for controlling asymmetric synthesis.
进一步采用高纯浓缩技术,使其形成小分子营养团,养分含量高,易被作物吸收利用。
The high-purity concentration technology is further applied to form micro molecule groups with high nutrient content, which are easy to be absorbed and utilized by the crops.
分子团小的水,带有大量动能,运动速度快,渗透及溶解能力强。
Water with small molecules is provided with large kinetic energy, high moving speed and strong ability of infiltrating and dissolving.
我们预计,对于较大的硅团簇,CO分子可能不会有象小硅团簇那样大吸附能。
We think that the adsorption energies of CO molecule on larger Si clusters maybe not so large as that on the small Si clusters.
我们预计,对于较大的硅团簇,CO分子可能不会有象小硅团簇那样大吸附能。
We think that the adsorption energies of CO molecule on larger Si clusters maybe not so large as that on the small Si clusters.
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