固相反应的主要特点有哪些？
电力电池室水平安装的走线架距地高度不宜低于（）。 ["2m","2.2m","2.5m","2.7m"]
通过为图层组粘贴图层样式的方法，可以将某一图层样式粘贴至该图层组中所有图层上。
To avoid scavenge fires occurring the engine timing and equipment maintenance （）. ["should be correctly carried out","should correctly be taken place","should carried with care","must to carry out with great care"]
（）是应销售者或出租人的要求，分销商只能出售或出租其产品或品牌，或者至少不出售与之直接竞争的产品或品牌。 ["排他交易","直接交易","价格差别","销售价格"]
固相反应的产物与单体矿物的主要区别是什么？
