煤被氧化后,无论是()性质还是()性质都会发生变化,且氧化愈烈,变化也愈大。

题型:填空题

问题:

煤被氧化后,无论是()性质还是()性质都会发生变化,且氧化愈烈,变化也愈大。

考点:化学工程煤化验煤化验题库
题型:填空题

慢性根尖周炎主要的诊断指标是()

A.患牙反复脓肿史

B.咀嚼不适感

C.叩诊异样感

D.牙髓无活力

E.根尖周X线透射区

题型:填空题
阅读下面的短文,根据短文内容为每段文字选出标题。
             1   
Don’t fight with your classmates. Every one in the class needs help and friendship. Remember your classmates are the best ones to help you in school.
          F  
In school, don’t feel something difficult or boring. You should join in all kinds of activities. You should be interested in all subjects.
   2  
Don’t make any excuse if you do not do today’s work and leave it tomorrow. If the class is held up(耽误), it’s difficult to catch up with others.
            3 
Eating good meals is important, or you will think about food in class. Go to bed on time and keep having enough sleep. Do more sports to keep your body strong.
           4   
If you get bad marks in your tests, you can feel unhappy. It doesn’t matter, in fact. A person can’t be always successful. Sometimes he also has unpleasant things.
     5  
You should not play computers too much on weekends. You should go out for a walk and do your homework every day.
阅读短文内容,依照示例F将A-E分别填入文中空缺处,使标题与内容相匹配。
Do Today’s Work Today.
Keep Hopeful.
Keep Healthy.
Plan Your Time.
Protect Your Friendship.
Be Positive about School.
题型:填空题


江西明达外贸公司与日本某公司签订一份运动服出口合同。该合同要求纸箱包装,该公司外贸跟单员王京,在江西虹都纸箱厂订制纸箱,他根据该合同和信用证的要求印届Shipping Mark如下:
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如果你是外贸跟单员,该如何处理此项业务

题型:填空题

男,38岁。因胃溃疡行毕Ⅱ式胃大部切除术后第3天,突感右上腹剧烈疼痛。查体:右上腹压痛(+),全腹肌紧张。最可能的诊断是()

A.急性胆囊炎

B.急性胰腺炎

C.胃肠吻合口破裂

D.十二指肠残端破裂

E.腹内疝形成

题型:填空题

纠结式变压器绕组型式分为()。

A、普通纠结式

B、插花纠结式

C、纠结连续式

D、螺旋纠结式

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