规范的公司治理结构，完善的信息披露制度，以及有力的证券监管机制，是规制内幕交易的法制环境。
The normative company management structure, perfect information disclosure system and powerful stock supervision system are the legal situations for prevention and control of inside dealings.
结果表明，该方法制得的材料具有单一的橄榄石结构，样品形貌规则、颗粒均匀。
The results show that materials with a single olivine structure, rules of the sample morphology and particle uniformity.
采用直流电沉积法制备了纳米晶体镍，用TEM和X -射线衍射等方法研究镀镍层的微观结构。
Nanocrystalline nickel was synthesized by direct current electrodeposition. The microstructure of nanocrystalline nickel was studied by TEM and X-ray diffraction.
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