皮皮学，免费搜题
登录
搜题
【简答题】
在极稀溶液中,荧光强度随荧光物质的浓度增大而( ) ,在高浓度时,荧光强度会( ) 。
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
【判断题】击球点在额前上方一球距离处,以便观察来球和传球日标,有利于控制传球的准确性,同时有利于伸臂击球。击球点过高,传球时肘部已经伸直会影响手臂的传球推送;击球点过低,将影响传球手臂的伸展用力,难以控制传球的准确性。
A.
正确
B.
错误
【单选题】Which sentence is the thesis statement?
A.
World peace in the future depends onintercultural understanding.
B.
Significantly also,this great global communications revolution is also linked to the expansion of English, which has now become the leadinginternational language.
C.
The spread of English means thatmillions of people are adding another language to their own and are learninghow to negotiate cultural and linguistic differences.
D.
Most fundamental is the profound relationship between language and culture that lies at the heart of society and one that we overlook at our peril.
【简答题】SIMATIC 网络的通信类型分为单主站和( )。单主站是( )主站与一个或多个从站连接的网络。
【简答题】护理程序是在哪年，由谁首先提出( ) A. 1947贝塔朗菲 B. 1955利迪娅·赫尔 C. 1948香农 D. 1948维纳
相关题目：