The penetration law of a solution of calcium chloride,water glass and sodium succinate into dust is determined by the forward permeability test. 采用正向渗透试验方法测定了氯化钙和水玻璃溶液添加丁二酸钠后溶液在粉尘介质中的渗透规律。
Ethyl succinyl chloride was synthesized with monoethyl succinate and thionyl chloride as raw materials. 以丁二酸单乙酯和氯化亚砜为原料合成丁二酸单乙酯酰氯。