焊缝横向收缩引起弯曲变形计算公式?
参考答案:
计算公式f=1/3×(L+Δb)/b(mm)
式中:b--板材厚度(mm)L--焊缝长度(mm)
Δb--横向收缩量(mm)
______the general state of his health,it may take him a while to recover from the operation. [ ]
A. Civen
B. To give
C. Giving
D. Having given
以下“处方”的有关事项,在《处方管理办法》中明确规定了的只是
A.处方格式
B.处方内容
C.处方规格
D.处方标准
E.处方书写