经纬仪主要轴线的几何关系是:LL⊥VV,CC⊥HH,HH⊥VV。
参考答案:对
下列各组词语,书写完全正确的一项是[ ]
A.真谛 阴霾 山崩地列 宠辱皆忘
B.镶嵌 凭吊 乐此不疲 捶手可得
C.升腾 休憩 赏心悦目 豁然开朗
D.轩昂 濡湿 岿然不动 文采藻势
—Look at the clouds! I think it's going to _____.
—Oh, we have to run home. [ ]
A.snow
B.raining
C.rain
D.snowing