主页
学科
搜索
账户
常见问题
当前学科:高级电力机车司机
题目:
填空题
对电传动机车改变牵引电机()的方向,就可改变机车的运行方向。
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:
影响均质粘性简单土坡稳定性的参数有( )。
The Rules for Making Good Biluo Chun Tea 1. Draw cold water fronl the tap; 2. When the kettle boils,heat the teapot,keeping its inside as dry as possible; 3. Put the tea in the teapot.The amount will vary according to the number of people and the strength which they like their tea.As a general rule,use one teaspoonful for each person and an extra"one for the pot"; 4. Pour the boiling water on to the tea and stir well; 5. Place a cozy over teapot; 6. Leave the tea to infuse for five minutes; 7. Put milk and sugar(if required)in the teacups; 8. Start pouring the tea into the cups and then,half filling them,and then top up the teapot with freshly boiled water.Fill the cups and then up the teapot again if the second cup of tea is required.
橡胶及其制品,当温度过低时会发生粘软、老化变质。
Pair work and group work give students less chance to speak English.()参考答案:错误
吞咽不畅时轻时重,X线呈光滑的鸟嘴样狭窄()咽下不畅,X线呈食管腔狭窄半月形,黏膜光滑完整()有食管灼伤史,X线呈不规则细线状狭窄()进行性吞咽困难,X线呈充盈缺损,黏膜中断()
泵严重发热的原因可能为()。
下列不属于除去药液或溶剂中热原的方法是()
肋胸膜与膈胸膜相互转折处,称为()。
运用罗斯托的经济增长阶段理论分析区域经济增长各阶段的特征。
患儿,男,10个月,平时发育营养正常,人工喂养。3天来腹泻,大便每日20余次,蛋花汤样,伴低热,偶有呕吐,1天来尿少,6小时来无尿。查体:精神萎靡,口干,眼窝及前囟凹陷,皮肤弹性差,四肢凉,BP64/40mmHg,血清钠134mmol/L。该患儿脱水的程度是()。