【判断题】三点布光指的是主光、辅助光和轮廓光的布光方法
【判断题】好莱坞经典的“ 三点布光法”主要布的是主光、补光和逆光。 好莱坞经典美学 “ 三点布光法” — 主光、补光、
【简答题】(1)土壤的pH一般在4~9之间。土壤中Na 2 CO 3 含量较高时,pH可以高达10.5,试用离子方程式解释土壤呈碱性的原因 ;加入石膏(CaSO 4 2H 2 O)可以使土壤碱性降低,有关反应的化学方程式为 。 (2)在一定条件下进行如下反应:aX(g)+bY(g) cZ(g) 右图是不同温度下反应达到平衡时,反应混合物中Z的体积分数 和压强关系示意图。 ① 写出该反应的化学平衡常数表达式:...
【多选题】下列关于肱二头肌长短头起止点的描述,正确的是?
A.
长头起于肩胛骨盂上结节,肌腹与短头汇合,止于桡骨粗隆
B.
短头起于肩胛骨喙突,肌腹与长头汇合止于桡骨粗隆
【单选题】The voice from the union accused Ofcom that______.
A.
it has gone beyond its responsibility in some terms and conditions
B.
it has interfered with its members' relations with Communication union
C.
it has used efficiency to drive down service standards in the UK
D.
it has overstepped the remit to control most productive workers
【简答题】演播室布光方法中的三点布光法指的是运用______、______和______三种基本光线进行照明布光,把三维物体的立体感、质感和纵深感的基本造型呈现在二维的电视屏幕上。
【单选题】听力原文:Let me know as soon as you arrive here. I would like to see to it that you are properly received and taken care of. What does the speaker imply?
A.
I would like to see you properly.
B.
I would like to take proper care of you.
C.
I don't expect when you will arrive.
D.
I'll make sure you are properly looked after.
【多选题】ATC系统是列车自动控制系统(Automatic Train Control)的简称,包括哪三个子系统( )
【简答题】为什么升高温度和使用适当的催化剂可以加快反应速率?