钢筋保护层厚度检测时,对梁类、板类构件,应各抽取构件数量的( )且不少于5个构件进行检验。
A.1% B.2% C.3% D.4%
参考答案:B
The nurse is performing wound care. Which of the following practices violates surgical asepsis
A. Holding sterile objects above the waist.B. Considering a 1" (2.5 cm) edge around the sterile field as being contaminated.C. Pouring solution onto a sterile field cloth.D. Opening the outermost flap of a sterile package away from the body.
不者,若属皆且为所虏。