这些都是超快速修理好东西，或者“山重水复疑无路”时的好选择。
These are great for super quick repairs, or "when all else fails" situations.
借助于高放大倍率的二次复型组织，观察了LF6铝合金超塑变形后的表面晶粒组织。
With the secondary duplicated model structure with high magnification, the surface grain structure of LF6 aluminum alloy superplastically deformed is observed.
研究超细冰滑粉对mc尼龙的复配政性。
The composition modification of MC Nylon with ultrafine transparency talcum powder was studied.
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