皮皮学，免费搜题
登录
搜题
【多选题】
对于方解石等一轴晶矿物正确的表述是：（ ）A.
未受应力作用的三方晶系矿物属于一轴晶
B.
光线沿Ne方向正入射时不发生双折射
C.
光率体垂直No的切面是圆切面
D.
平行Ne的切面是椭圆切面，其短半径为必定为Ne
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】恼人的事 n.
【简答题】激怒,恼怒;刺激物,恼人的事
【简答题】恼人的事____
【多选题】Which of the following statements about the Washington monuments are correct?
A.
It was built to honor George Washington.
B.
The monument is169 meters tall.
C.
It is the world’s tallest stone structure.
D.
It is the world’s tallest obelisk.
E.
It took 17 years to build such a tall monument.
【单选题】Washington has come to do something about the fighting which killed hundreds of civilians in Liberia's capital because of ______.
A.
Iraq's deadly civil war
B.
Liberia's deadly civil war
C.
the international pressure
【简答题】激怒;恼怒;刺激物;恼人的事
【单选题】Washington has come to do something about the fighting which killed hundreds of civilians in Liberia's capital because of ______.
A.
Iraq's deadly civil war
B.
Liberia's deadly civil war
C.
the internationai pressure
相关题目：