由于边拱具有不对称性，因此浇注边拱混凝土时现浇支架将承受巨大的水平推力。
Because of asymmetry of side arch, the support for casting will bear tremendous horizontal thrust when placing side arch concrete.
采用水平卧式浇注，铸件对称的两边收缩率基本相同；而采用垂直立式浇注，铸件对称的上下收缩率相差较大。
The contractive rates on both sides in symmetric part were basically of the same for horizontal pouring while of extreme difference for vertical pouring.
SC9系列环氧树脂浇注干式配电变压器和空气绝缘的SG型干式变压器绝缘性能好， 抗短路能力强， 耐雷电冲击水平高。
SC9 epoxy cast dry-type distribution line transformers and air-insulated dry-type transformers SG, good insulation, anti-short circuit ability, resistance to high levels of lightning impulse.
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