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- In dual aging, the effect of the second step aging temperature on the mechanical properties is more obvious than that of other factors. 双级时效中,经正交试验分析,时效温度比时效时间对合金力学性能影响显著,而二级时效温度对力学性能的影响又高于一级时效温度;
- When the retrogression temperature was at 453K and 473K, the retrogression curve can be dealt with in three stages and the RRA treatment can be simply considered as a two step aging process. 当回归温度为 453K和 473K时 ,回归曲线由三部分组成 ,回归再时效曲线由两部分组成。
- An aging Romeo stepped out of the car, grey, pale and gone to seed. 一位年长的罗密欧步出车来,头发花白,面色苍苍,毫无魅力。
- The aging football player was playing on the skids. 那个上了年纪的足球运动员很明显地在走下坡路。
- He stepped up so as to be able to speak. 为看得更清楚,他上到高处。
- My boss was too old to work well. He stepped down. 我的老板年龄太大,做不好工作了,他上星期离了职。
- The man stepped in and asked for my father. 那个人走进来求见我父亲。
- She stepped aside to let them pass. 她站到一边让他们走过去。
- The ice cracked as I stepped onto it. 我一踩冰就裂了。
- He bounced into the room with a springy step. 他以轻快的跑步跳进房间。
- He stepped on to the sidewalk from the bus. 他从公共汽车走下到人行道上。
- They stepped out of the sun into the coolness. 他们到阴凉处躲避烈日。
- This disease produces premature aging of the brain. 这种疾病使大脑过早衰老。
- They stepped over his prone body. 他们从他俯卧的身体上踩过去。
- She gave her aging parents much attention. 她悉心照料年迈的双亲。
- He stepped aside to let me pass. 他站到一边让我过去。
- I hope my ideas are in step with public opinion. 我希望我的想法跟公众舆论是一致的。
- She stepped on a loose stone and twisted her ankle. 她踩到一块松动的石头上,扭伤了脚踝。
- She summoned up her courage and stepped in. 她鼓起勇气走了进去。
- You've just stepped on my foot! I beg your pardon. 你刚才踩了我的脚!请原谅。