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【单选题】
______依靠墙体的自重抵抗墙后土体的侧向推力(土压力)，以维持土体稳定，多用料石或混凝土预制块砌筑，或用混凝土浇筑，是目前城镇道路常用的一种挡土墙形式。A.
重力式挡土墙
B.
式挡土墙
C.
钢筋混凝土悬臂式挡土墙
D.
钢筋混凝土扶壁式挡土墙
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皮皮学刷刷变学霸
举一反三
【单选题】According to the context, which of the following is closest in meaning to 'beside the point'?
A.
Unimportant.
B.
Unacknowledged.
C.
Underestimated.
D.
Undeniable.
【单选题】Production is efficient if the economy is producing at a poin
A.
on the production possibilities frontier.
B.
outside the production possibilities frontier.
C.
on or inside the production possibilities frontier.
D.
inside the production possibilities frontier.
【单选题】Other spots are characterized by their ability to modify or ______ sound, even to the point of audio saturation.
A.
intensify
B.
amplify
C.
enlarge
D.
reinforce
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