“钢筋在混凝土构件内,钢筋和混凝土随时都有粘结力”这一论述正确不?
参考答案:不正确,因为粘结力是在钢筋和混凝土之间有相对变形的条件下产生的。
The World Health Organization gave a warning to the public without any ________ when the virus
of H1N1 hit Mexico in April, 2009.[ ]
A. delay
B. effort
C. schedule
D. consideration
______的温度为0度,______的温度为100度.