粉尘螨及屋尘螨过敏原皮肤针刺试验结果与哮喘急性发作严重程度有关。
Results of dermatophagoides farinae and dermatophagoides pteronyssinus by skin prick test were related to the grades of asthma.
地面模拟试验表明，空间粉尘高速撞击下对这些材料与元器件会产生不同程度的损伤。
The ground - based simulation tests demonstrated that the space dust collision could result in the damage of the above materials and elements to different extent.
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。
The penetration law of a solution of calcium chloride, water glass and sodium succinate into dust is determined by the forward permeability test.
运用粉尘粒子荷电原理，对四种电晕极的主要技术性能进行了试验研究，探讨了卧式电除尘器的最佳极配形式。
By the dust particle charged theory, the test study on the main technical performance of four types of corona polars is carried, the best polar matching form of horizontal ESP is approached.
试验表明，采用高效除尘器对巷道凿岩工作面进行就地净化循环通风，能使工作面粉尘质量浓度符合国家工业卫生标准。
The test results show that dust concentrations in tunneling working face can be satisfied with the national health standard by a high efficient deduster.
为预测镇江大港港区散货码头矿砂在堆放和装卸中的粉尘污染情况，在风洞中进行了模拟试验。
In order to predict the dust pollution caused by handling acinose ore on the bulk dock of Zhen Jiang Harbour, an analogue test is carried out in the wind tunnel.
对进气位置对陶瓷过滤器对气流分布和粉尘层结构的影响进行了试验研究。
The influence of gas inlet position on the distribution of gas along filter axis and configuration of dust layer was investigated.
在两种气流状态下进行粉尘沉降试验，对试验结果进行对比分析、总结相应规律；
The dust sediment experiment were carried on under two kinds of air current states. The test results were compared and analyzed and the corresponding principal were summarized.
粉尘防爆电气设备根据美标和欧标的差异，为分A、B两种型式。A、B两种采用的试验方法不同，但保护的等级是等同的。
According to America and europe standard difference. There are two kinds, the test ways of A and B is different, but protective class is the same.
试验结果表明：灭克粉尘剂能有效降低番茄的病果率、病叶率和病情指数，其防治效果优于喷雾法。
The results showed that: the Mieke powder could effectively decrease the diseased fruit rate, diseased leave rate and disease index exhibiting higher control effect is higher than spray method.
一系列的试验研究表明该系统具有产品粒度小、粉碎比大、功耗低、结构布局简单、粒度调整方便、系统无粉尘污染等优点，是硅灰石等矿物超细加工的有效途径。
The problems of milling process are discussed. A series experiment research demonstrated the system has advantage of which the size of particle is small, the ratio of milling is large, the …
一系列的试验研究表明该系统具有产品粒度小、粉碎比大、功耗低、结构布局简单、粒度调整方便、系统无粉尘污染等优点，是硅灰石等矿物超细加工的有效途径。
The problems of milling process are discussed. A series experiment research demonstrated the system has advantage of which the size of particle is small, the ratio of milling is large, the …
应用推荐