酚醛树脂漆是以酚醛树脂溶于有机溶剂中,并加入适量的()和填料配制而成的。
A.表面活性剂
B.增韧剂
C.固化剂
D.粘结剂
参考答案:B
谈判小组成员人数以()人为宜。
A.1~3
B.2~4
C.3~5
D.4~6
Liu Xiang ()by his coach to train regularly.
A. advised
B. advises
C. was advised
D. be advised