| 摘要 |
<p>It is the method of obtaining the sedimentation result within one hour or within seven minutes and its specifications: small plastic tube inside of which is 3.3 % sodium-citrate, a plastic sedim entation pipette, and the panel which is mounted to the wall or settled on the table has a movable head and a gradation up to 0-150 mm on it and a thermometer which is also settled on this panel for determining the differentiations of environment heat and a plumb line (or water balance) to provide the standing of the sedi mentation pipette in right angle (ninety degrees) position to the ground and with these special features, when the reading of the result time is come, its reading realizes automatically with the optic reader which is settled on the panel and at the same time, the result is shown on the liquid crystal screen which is also settled on the panel and at this time the systems of sound and light begin to work for warning. These are used in this method.</p> |
