drainage 六级GRE雅思

Effects of polyvinylamine prepared by basic hydrolysis of poly(N-vinylformamide) on paper strength, drainage and retention of reed pulp and wheat straw pulp were investigated.

了由聚N-乙烯基甲酰胺的碱性解得到的聚乙烯胺在芦苇浆和麦草浆造纸中对纸张的增强、助滤和助留作用。

Results The drainage effect of LCTMSH group was equal to that of the contrast group,it did not increase the pain of patients,and did not make the pneumatothorax and thorax infection.

结果单根多侧孔长胸管引流效果完全同对照组,并无增加患者之痛苦,无拔管时造成气胸,无并发胸腔感染。

The defect in the drainage must be remedied.

这系统的缺陷该设法补救。

Rising the temperature continuously , when it in the valves runs over the temperature of drainage, the detrusion of top material causes the port A close.

阀门有一定开，开始工作时，冷凝与空气从A口迅速放。随着温升高，感温元件(阀芯)内的顶杆，向A口移动。

All patients underwent excision drainage, epluchage, wet packing, antibiotic therapy, physiologic support,nurtritional therapy,and so on.

结果7例患者均行外科清创、引流、抗感染、湿敷等治疗。

Gastrocolic ligament was incised with electrotome by laparoscopy.Drainage-tube was placed in omental burse and lesser omentum for douche and drainage.

在腹腔镜下用电刀切开胃结肠韧带,于网膜囊、小网膜孔处置管冲洗引流。

The auxiliary shaft topsoil adopted ordinary construction and drainages in hygrometric well.

屯留煤矿副井井筒表土段采用普通法施工,利用井外降井疏干降。

Objective To investigate the cause,development mechanism and utility treatment of thoracic cavity hemorrhoea after the closed drainage for spontaneous pneumothorax.

目的了解自发性气胸闭式引流术后胸腔大出血的原因、发生机制及有效治疗方法。

It can also provide products of drainage area hyetal statistics and forecast, and give the decision-making service of flood prevention for all government departments and flood prevention department.

主要介绍湖北省防汛决策气象服务系统的系统结构、主要功能设计、软件实现方法、以及近几年的试验运行情况。

This is a drainage area.

这里是区。

The drainage of the city is not good, some of the pipes are broken.

这个城市的系统不好, 有些管都破裂了。

Bad drainage caused the land to be flooded.

不利容易使土地淹。

To investigate the therapy method and effect with trephination and drainage for acute epidural hematoma.

探讨钻孔引流治疗硬膜外血肿的方法及效果。

Design storm hyetograph is the essential element for hydrologic modeling analysis and storm water drainage design.

摘要设计暴雨雨型对文模式分析与暴雨设计是不可或缺的基本要素。

Objective To evaluate the clinical significance of gastroduodenal septostomy internal and external drainage in the treatment of pancreatic pseudocyst.

探讨对胰腺假性囊肿胃、十二指肠隔障造口内外引流术的临床价值。

Watersupply and drainage engineering is sorted out engineering discipline, and it is a field of intercross multi-discipline.

摘要给工程为工程学科门类，是多学科互相交叉形成的一门学科。

Packing drainage by transmastoid approach proves effective to treat the otogenic brain abscess.

5%。结论:经乳突腔填塞法治疗耳源性脑脓肿,疗效良好。

Objective To investigate the therapy with trepanation and drainage for hypertensive cerebral hemorrhage at the department of emergency at super early stage.

目的探讨急诊超早期应用钻孔引流术治疗高血压脑出血的意义。

The microturbulence prevents premature “sealing” of the sheet against “the wire, thus keeping the sheet open for drainage and minimizing wire making.

微小湍动可以防止纸页与网部接触处过早被堵死，因此可以保持湿纸页纤维结构开放以利于脱。

To study the effectiveness of inserting central venous catheter was inserted into pericardial cavity for the drainage and treatment of lung cancer hydropericardium.

中心静脉导管持续心包引流并注入顺铂、白细胞介素Ⅱ等对治疗恶性心包积液的疗效。