在沥青延度试验中,发现沥青浮于水面,应向水中加入酒精。( )
参考答案:对
Your silence implies countenancing his abject behavior; therefore please clarify your stand to him.
A.supporting
B.obscuring
C.concealing
D.assisting
检查混凝土拌合物均匀时,应搅拌机卸料过程中,从卸料流的()之间部位采取试样。
A.1/4至1/2
B.1/4至3/4
C.1/2至3/4