026 正常血压 通过码

‌026 正常血压 通过码‎‌‎‌‎

砖砌筑前压提前l~2 h浇水湿润,烧结普通砖的含水率应控制在 内使用完毕 A: 5%~8% B: 526~1 026 C: 1 026~1 526 D: 1 0.6~2026

已知起航点经度λ1＝146°24＇.5W，两地间的经差Dλ＝60°21＇.3W，则到达点经度λ2为（）。 A: 086°03＇.2W B: 026°45＇.8W C: 026°45＇.8E D: 153°14＇.2E

Activity 2 Watch the video clip and check(√)the topics that are mentioned.1 the definition of an e-book A: Mentioned. B: Not mentioned.

Which of the following statements about image texture is correct: refers to which characteristics of the image? ( ) A: Image texture is the relative brightness of objects in the image B: Image texture is the apparent roughness of an image region C: Image texture is the apparent smoothness of an image region D: Image texture is the frequency of tonal change on an image

1. For an image with 100 * 100 pixels, each pixel has 8-bits to express its gray scale.If the data volume of the compressed image is 40000 bits after Huffman coding , the compression ratio of the image is ( ). A: A. 4:1 B: B. 3:1 C: C. 1:2 D: D. 2:1

下列数中为八进制的是（） A: 27 B: 0x25 C: 026 D: 028

Which of the following is not a description of image texture? （ ） A: the frequency of tonal change on an image B: the apparent roughness of an image region C: the apparent smoothness of an image region D: relative brightness of objects in the image

Watch the video clip and answer the questions1. According to the video clip, which city is the greenest one in Asia?2. According to the video clip, what makes Copenhagen the top one eco-friendly city in the world?