主页
学科
搜索
账户
常见问题
当前学科:液压支架(柱)修理工(初级)
题目:
单选
在倾斜煤层中,使用()方式是非常合理的。
A . 手动控制
B . 本架控制
C . 单向邻架控制
D . 双向邻架控制
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:
男性,31岁,因受凉感冒,出现咳嗽、发热(最高体温38.6℃),静脉给予NS500ml+青霉素钠盐800万U,vd,1次/日;阿昔洛韦1.25g+5%GNS500ml,vd,1次/日。2天后,患者尿量每天350ml左右。尿常规:蛋白(++),隐血(+);BUN24.2mmol/L,Cr1224.0μmol/L,钠129.0mmol/L,氯92.0mmol/L;ALP170IU/L,γ-GT51IU/L,LDH190IU/L,SGOT、SGPT及其他指标正常;血尿酸614μmol/L;B超示双肾形态和大小正常阿昔洛韦中毒引起急性肾衰竭后的治疗不适当的是()。
初次注射胰岛素最常见的全身反应是:()
幼儿科学教育不能有效地发展幼儿的言语。()
确定基托蜡型伸展范围的依据除了()
对于危险性较大的重点岗位,生产经营单位应当制定重点工作岗位的现场处置方案。
在下列对关键事件法的描述中,正确的有()。A.有较大时间跨度B.费时费力费资金C.只能作定性分析D.只能做定量分析E.易于进行员工之间的比较
Once there was a little girl who came to live in an orphanage (孤儿院). As Christmas time was drawing near, all of the other children 11 telling the little girl about the beautiful Christmas tree that would appear in the hall downstairs on Christmas morning. After their usual 12 , each child would be given their only Christmas gift, a small orange. The headmaster of the orphanage was very 13 with the kids. So on Christmas Eve, when he 14 the little girl slipping down the stairs to peek(偷看)at the much-heard-of Christmas tree, he 15 that the little girl would not receive her Christmas orange because she had been so curious as to disobey the rules. The little girl ran back to her room 16 , crying at her terrible fate. The next morning as the other children were going down for breakfast, the little girl stayed in her bed. She couldn’t 17 the thought of seeing the others receive their gift while there would be 18 for her. Later, as the children came back upstairs, the little girl was surprised to be handed a napkin (餐巾). As she carefully opened it, there, to her 19 , was an orange all peeled and sectioned (分瓣). “ How could this be? ” she asked. Then, she realized how each child had taken one section from their orange for her so that she, too , would have a Christmas orange. What an example of the true meaning of Christmas those orphan children showed that morning! How I 20 the world would show the same kind of concern for others, not only at Christmas, but throughout the year! 请在12处填上正确答案()
女性,25岁,腹胀,腹痛3个月,近1个月发热,盗汗,查体:移动性浊音(+)。腹腔积液常规:比重1.018,蛋白定量36g/L,细胞数590×105/L,淋巴细胞0.80,HBsAg(+),肝功正常,最可能的疾病是()。
脊髓灰质炎是由脊髓灰质炎病毒引起的急性传染病,多发生在()
属于块根入药的生药有