下列( )会导致直接人工工资率差异的产生。A．工人技术状况 B．工作环境 C．设备条

提取中药材中有机酸是将原料酸化后用乙醚提取，提取液用碱水萃取有机酸，所用的碱是

A．氢氧化钾
B．氢氧化钠
C．碳酸钠
D．碳酸氢钠
E．以上均可以

患儿女，5岁，幼托儿童，因“发热1d，皮疹5h”来诊。患儿1d前出现发热，稍咳，自述咽痛，吞咽时加重，服用感冒冲剂、退热药等；次日发热不退，头痛，不愿进食，面红，发现皮疹。查体：T38.5℃；意识清楚，状态尚好；结膜无充血，咽部充血明显，双侧扁桃体肿大，表面有黄白色脓性分泌物；周身皮肤充血潮红，布满密集的针尖大充血性丘疹，分布均匀；心、肺、腹未见异常。

咽拭子培养为A组β-溶血链球菌，隔离期为（）

A.至体温正常

B.至症状消失

C.至咽拭子连续3次培养阴性后

D.经青霉素注射7~10 d后

E.至症状消失，咽拭子连续3次培养阴性后

F.至皮疹消退

G.至周围没有新发病例

今年3月10日和11日，中国的云南盈江和日本的本州东海岸分别发生了里氏5.8级和9.0级地震。日本这次特大地震引发了海啸，目前已有3千多人遇难，上万人失踪。下列关于地震的说法，正确的是（）。

A．破坏性地震一般是浅源地震

B．震级是衡量地震时地面遭受地震影响和破坏的程度

C．地壳内发生地震的地方被称为震中

D．地震发生时离震中越近，震级越高，破坏力也越大

Prior to the UML, there was no clear leading (111) language. Users had to choose from among many similar modeling languages with minor differences in overall (112) power. Most of the modeling languages shared a set of commonly accepted concepts that are expressed slightly differently in various languages. This lack of (113) discouraged new users from entering the OO market and from doing OO modeling, without greatly expanding the power of modeling. Users longed for the industry to adopt one, or a very few, broadly supported modeling languages suitable for (114) usage.

Some vendors were discouraged from entering the OO modeling area because of the need to support many similar, but slightly different, modeling languages. In particular, the supply of add-on tools has been depressed because small vendors cannot afford to support many different formats from many different (115) modeling tools. It is important to the entire O0 industry to encourage broadly based tools and vendors, as well as niche products that cater to the needs of specialized groups.

（111）是（）

A.programming

B.modeling

C.formal

D.intelligent

肾损伤手术切除的指征是（）。

A.肾下极碎裂伤修补困难

B.持续的、危及生命的出血

C.肾挫裂伤，肾周血肿

D.肾被膜裂伤，被膜下血肿

E.肾实质裂伤，破入肾盏肾盂