在铁碳相图中存在着三种重要的固相,请说明它们的本质和晶体结构(如δ相是碳在δ-Fe中的固溶体,具有体心立方结构)。
α相是____________;
γ相是______;
Fe3C相是______。
(143~144题共用题干) 女性,38岁,肝硬化腹水病人。1周来畏寒、发热,体温38℃左右,全腹痛,腹部明显膨隆,尿量500ml/d。 143、下列体征应特别注意
A. 蜘蛛痣及肝掌
B. 腹壁静脉曲张
C. 脾大
D. 全腹压痛及反跳痛
E. 腹部移动性浊音
A.They cant immediately get back the money paidfor their medical cost.B.They have
A. They cant immediately get back the money paidfor their medical cost.
B. They have to go through very complicatedapplication procedures.
C. They can only visit doctors who speak theirnative languages.
D. They may not be able to receive timely medicaltreatment.
A.He sold cola to doctors.B.He was a drug store clerk.C.He suffered from
A. He sold cola to doctors.
B. He was a drug store clerk.
C. He suffered from severe headaches.
D. He developed the cola syrup.