主页
学科
搜索
账户
常见问题
当前学科：建筑材料
题目：
单选
钢材表面局部体积内，抵抗外物压入产生塑性变形能力的能力叫（）。
A . 强度
B . 刚度
C . 硬度
D . 韧性
答案：
<查看本题扣1积分>
查看答案
答案不对？请尝试站内搜索
推荐知识点:
紫外-可见分光光度计的紫外光源是由（）发出的。
取活体器官应当履行的义务说法错误的是（）
某造纸厂的工人在修复已停产1个多月的贮浆池时，管道破裂，纸浆从管内喷出，停泵以后，工人李××顺着梯子到池内修理，突然摔倒在池内，张××认为李××是触电，切断电源后下去抢救，也摔到在池内。经分析认为有毒物，随即用送风机送风，然后其他三人陆续进入池内，三人出现咽部发苦发辣，呼吸困难，相继摔到在池内使6人昏倒的池内毒物最可能是（）
《固定资产贷款管理暂行办法》规定，贷款人应针对抵（质）押物的价值和担保人的担保能力建立什么制度？
The easy way out isn’t always easiest. I learned that lesson when I decided to treat Doug, my husband of one month, to a special meal. I glanced through my cook book and chose a menu which included homemade bread. Knowing the bread would take time. I started on it as soon as Doug left for work. As I was not experienced in cooking, I thought if a dozen was good, two dozen would be better, so I doubled everything. As Doug loved oranges, I also opened a can of orange and poured it all into the bowl. Soon there was a sticky dough covered with ugly yellowish marks. Realizing I had been defeated, I put the dough in the rubbish bin outside so I wouldn’t have to face Doug laughing at my work. I went on preparing the rest of the meal, and, when Doug got home, we sat down to Cornish chicken with rice. He tried to enjoy the meal but seemed disturbed. Twice he got up and went outside, saying he thought he heard a noise. The third time he left, I went to the windows to see what he was doing. Looking out, I saw Doug standing about three feet from the rubbish bin, holding the lid up with a stick and looking into the container. When I came out of the house, he dropped the stick and explained that there was something alive in out rubbish bin. Picking up the stick again, he held the lid up enough for me to see. I felt cold. But I stepped closer and looked harder. Without doubt it was my work. The hot sun had caused the dough to double in size and the fermenting yeast made the surface shake and sigh as though it were breathing. I had to admit what the living thing was and why it was there. I don't know who was more embarrassed by the whole thing—Doug or me. When Doug went out the third time, the woman looked out of the window because she was（）
因pH改变而影响Hb携氧能力的现象称为（）。
计算浓缩机总高度时，需确定哪些高度（）。
以下关节灵活性最好的是（）
岩心收获率是衡量取心工作的主要指标。
豪放派