过筛 meaning in Chinese
riddling; screening; sieving; sifting
◇过筛煤 size coal; 过筛面粉面包 temsebread; 过筛砂 screened sand; sifted sand
Examples
- The granules are sized, dried .
硝化棉球过筛，干燥。 - The second hexane wash may be decanted off and the wet solid screened .
第二次的乙烷洗液可以除掉，湿的固体进行过筛。 - The pollen can then be separated from the rest of the catkin by sieving through cheesecloth or fine screen .
以粗纱布或细筛过筛，便可将花粉同雄花序的其它部分分开。 - Once identified, these will be used to screen out blood capable of transmitting post-transfusion hepatitis .
一旦找出它们以后，便可用它们来过筛能传播输血性肝炎的血液。 - Sift together flour , baking powder and salt
面粉，烤粉和食盐混合过筛到盆里。