皮皮学，免费搜题
登录
搜题
【简答题】
当今社会,节能减排成为发展的需要,在生物工业下游加工过程中,如何能有效地获得产品并减少污染物的排放甚至零排放,成为一个严峻的课题。相对于传统的分离方法,膜分离技术无疑是一个更好的选择。但在 膜分离过程中 ,也 会 出现 膜污染 现象 , 什么是 膜污染 ? 在使用过程中,如何降低膜污染 ?
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
【简答题】中国在“案”的立场是A. 不接受、不参与
【单选题】________ unemployment insurance would mean telling millions of our neighbors who are out of work today that they’re on their own.
A.
Cut
B.
Cutting
C.
Having cut
D.
Being cut
【单选题】Our neighbors will our house when we are away.
A.
pay attention
B.
look at
C.
look after
D.
care
【单选题】Relations with our neighbors aren't very ______ at the moment.
A.
musical
B.
compatible
C.
congenial
D.
harmonious
【简答题】We can choose our friends, but usually we cannot choose our neighbors. However, to get a happy home life, we have to get along with 小题1: as well as possible. An important quality in a neighbor is cons...
【简答题】Neighbors play an important role in our lives. Their lifestyle, friends, and social habits can have a strong influence on our lives. So it’s a good idea to get along well with neighbors and build a be...
【单选题】Our neighbors are so reserved and unfriendly that they never speak to us.
A.
aloof
B.
relieved
C.
airy
D.
resistant
【单选题】2016年7月12日,针对所谓的“南海仲裁案”,我国外交部官方网站发布声明:中国一向坚决反对一些国家对中国南沙群岛部分岛礁的非法侵占及在中国相关管辖海域的侵权行为。这一声明体现了( )
A.
武力是解决海洋争端的唯一途径
B.
促进世界和平是我国外交政策的基本立场
C.
独立自主是我国外交政策的基本立场
D.
发展是当今时代的主题
相关题目：