【判断题】In general, the slake durability of rocks has a dual mechanism: "Expansion Mechanism" and "Salt Dissolution Mechanism".
【多选题】The water-physical of rock refers to the properties of rock in wet or immersion conditions, including water absorption and
【单选题】下列关于液体制剂的错误表述为
C.
溶液型液体制剂的药物吸收速度大雨混悬型液体制剂
【判断题】The slake durability of rocks refers to the ability of rock to resist slaking under the alternating wet-dry conditions.
【单选题】The slake-durability index is the main slaking index of rock, which can be measured by dry and wet cycle test in laboratory. And it is the ratio of the dry weight of the residual sample after () dry a...