The viscosity of base oils for oil muds, which are Newtonian fluids, is measured using a glass capillary tube in a thermostaticbath, when performed according to API procedures.
油基泥浆中原油是牛顿流体，它的粘度在恒温槽中用毛细玻璃管依照API规定步骤测出。
3
The Thermostatic Water Bath is for the medical schools, hospitals and laboratories to examine the pathological serum etc.