离散制造的企业常常按照主要的工艺流程安排生产设备的位置，以使物料的传输距离较大。()
参考答案：错
Even though he knew he would put his own life _____,he still felt _____ the new
treatment. [ ]
A. at a risk;like to try
B. at risks;like trying
C. at risk;like to try
D. at risk;like trying
如图在一个平底大烧杯的底部放有一个边长5cm，质量75g的木块。
求(1)木块的重力；
(2)木块对杯底的压强；
(3)若在烧杯内加满水，求出木块静止时受到的浮力。
