皮皮学，免费搜题
登录
搜题
【单选题】
is used on marine compressors and quite satisfactory although its strength is suspected on higher speed machine.A.
Viscous impingement type filter
B.
Automatic viscous-impingement intake air filter
C.
Dry type of filter with felted paper
D.
Dry type of filter with felted cloth
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
【单选题】pH 改变,电极电势发生变化的电对是 ( )
A.
Fe 3+ / Fe 2+
B.
I 2 / I －
C.
MnO 4 － / Mn 2+
D.
Hg 2+ / Hg
【单选题】The boy ____ by the senior students because he walked in the school without any shoes. 绿本练习2
A.
was laughing
B.
was laughed at
C.
laughed at
【简答题】The boy _____by the senior students because he walked in the school without any shoes.
【单选题】根据玻尔理论, 氢原子系统的总能量就是
A.
原子系统的静电势能之总和
B.
电子运动动能之总和
C.
电子的静电势能与运动动能之总和
D.
原子系统的静电势能与电子运动动能之总和
【单选题】The boy _____ by the senior students because he walked in the school without any shoes.
A.
was laughing
B.
was laughed at
C.
laughed at
相关题目：