目的观察血浆置换技术在ABO血型主侧不合的非亲缘异基因供髓骨髓移植中的应用价值。
Objective To explore the value of plasma exchange in preventing the hemolysis of ABO-incompatible unrelated donor bone marrow transplantation.
异种金属焊接会增大焊接构件搅拌区内较软材料一侧的残余应力。
The residual stress of the softer metal in the nugget zone can be increased in the joining of the dissimilar metals.
采用广义牛顿粘度公式，得到了振动力场作用下的异向双螺杆挤出机螺棱侧间隙内的速度分布近似解析解。
The approximate analytical solution of the velocity distribution in the side gap of the counter-rotating twin screw extruder is obtained by means of the generalized Newtonian viscosity.
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