吸声用穿孔石膏板主要用于吸声性要求高的建筑,如影剧院、播音室、报告厅、会议室等对噪声限值较严的场所,作为吊顶、墙面的吸声装饰材料。
查看答案
Which are the most expensive and the prettiest lanterns?
A. The lanterns which are modern.
B. The lanterns which are cunningly constructed.
C. The lanterns which can be carried in the hand.
D. The lanterns which are covered with gauze and thin white silk.
Which one is not mentioned in the course?
A. The Legend of the White Snake.
B. The Cowherd and the Weaving Maiden.
C. Journey to the West.
D. The Romance of Three Kingdoms.
Which is the special food for the Lantern Festival?
A. Mooncake.
B. Yuanxiao.
C. Dumpling.
D. Zongzi.
《月球旅行记》是下面哪一位著名电影大师的作品。（）
A. 卢米埃尔
B. 梅里爱
C. 鲍特
D. 格里菲斯
微信支付 
支付宝支付