研究了2，4-甲苯二异氰酸酯对小鼠的急性经口的毒性以及其对小鼠骨髓嗜多染红细胞微核率的影响。
Studied the acute toxicity effect of 2,4tolylene diisocyanate on mice by mouth and the influence of micronucleus frequency of mice bone marrow.
生理上的自然调控精确地控制着经口摄入并被机体吸收的抗坏血酸的量。
Natural physiologic controls precisely regulate the amount of ascorbate absorbed by the body when it is taken orally.
店员：最简单的途径就是痢疾杆菌通过污染的手、食品、水源等方式传播，最终均经口入消化道使易感者被传染上了。
Shop assistant: the most common way is that dysentery bacteria spread by dirty hands, food or water, finally enter in alimentary tract by the mouth, infecting the receptor.
结论经上颌窦自然开口行上颌窦口穿刺是安全、简便和有效的一种诊治方法。
Conclusion Inserting the nasal probe into maxillary sinus ostium through maxillary sinus natural ostium is safe, simple and effective.
结果铝对大鼠肝MT具有一定的诱导作用，其中以皮下注射方式给铝较经口方式的作用显著。
Results Al could induce liver MT in the rats, to certain extent, especially more significantly by subcutaneous injection than by oral administration of Al.
鼻胃管在脑卒中后2 - 3周内不能从口进液体或固体的病人要优于经皮内窥镜胃造瘘管。
Nasogastric feeding is preferred to percutaneous endoscopy gastrostomy tube feeding until 2-3 weeks post-stroke in patients who cannot take oral liquid and food.
周末的时候，管理局松了口，公布了经检测的18个品牌的大米中的8个镉含量过高的大米品牌。
Over the weekend, the authorities relented, releasing the names of eight rice brands and products, out of 18 tested, that had unacceptably high levels of cadmium.
目的探讨经桡动脉途径冠状动脉介入术后穿刺口的最佳包扎止血方法。
Objective To explore the best method of bandaging and hemostasis for puncture point after coronary intervention by radial artery path.
经试验证明该装置用于带坡口焊缝的自动跟踪是可行的。
The tests show that automatic tracking of weld with groove is feasible.
经现场5口井试验表明，不弯曲钻铤能够起到增大下部钻具组合刚度，控制直井段井斜的作用；
The on-site tests of 5 wells showed that the stiffness of lower drill pipe assembly was increased to control deviation in the straight hole.
目的探讨早期经口微量喂养对极低出生体重儿营养状况、喂养并发症及远期预后的影响。
Objective To study the effect of early minimal feeding on the nutrition, the feeding complication and the prognosis of very low birth weight infant (VLBWI).
经口给药的DDS大多以延长药剂在胃内滞留时间和改善药物释放为其设计出发声点。
The formalation design for oral DDS or GIDS is essential to achieveprolonging stomach residence time and improving drug release.
复合解堵体系的解堵率比酸液的解堵率有较大幅度地提高。经2口侧钻水平井应用表明，该体系解堵效果明显。
The plugging removal rate of this system has been remarkably improved compared with the acid fluid system, and its field use in 2 sidetracking horizontal Wells are successful.
目的研究经皮内镜下胃造口术(PEG)在头颈部恶性肿瘤患者中的临床应用价值。
Objective to evaluate percutaneous endoscopic gastrostomy (PEG) for long-term enteral nutrition in patients with cancers of head and neck.
研究者发现，“成功的瓣膜植入可明显降低经主动脉瓣口的压力梯度。”
"Successful device implantation resulted in a marked reduction of aortic transvalvular gradients, " the investigators found.
方法进行了常规的灭螺试验和鱼类急性毒性试验以及大鼠急性经口毒性试验。
Methods The normal test of killing snail and acute toxicity test to fish and mouse were carried out in laboratory.
用大鼠急性经口染毒模型研究了氯乙醇脂质过氧化效应与其肝损害作用之间的关系。
Using acute P. Os intoxicated rat model, the relationship between lipid peroxidation due to chloroethanol and liver damage was studied.
行结肠造瘘的患者术后第1日即恢复经口饮食，而仅行RPA的患者延迟至术后4日才开始恢复饮食。
Oral intake was resumed on postoperative day 1 in colostomy patients but was delayed until day 4 in the RPA-only group.
方法对51例大气道狭窄患者在透视下，其中经口16例，经鼻35例，应用支架放置器将镍钛合金支架放入狭窄的大气道。
Methods 51 cases of large airway stenosis were treated with the self-expanding NiTi alloy stents through oral cavity (16cases) or nasal cavity (35 cases) under the guide of X-ray.
经眶窗检测颈内动脉虹吸段时，其流速受瘘口所在位置的影响，观察颅内盗血情况可粗略估价瘘口大小。
When internal carotid siphon was investigated via orbital window, its velocity changed with the position of fistula orifice which can be estimated roughly by extent of intracranial stolen blood.
目的探讨经口咽前路寰枢椎复位钢板系统（TARP）在难复型寰枢椎脱位的临床应用。
Objective To discuss the application of transoralpharyngeal atlantoaxial reduction plate (TARP) in the treatment of unreducible atlantoaxial dislocation.
筛好的物料可以流入混合机内，经混合后打开出料口流入原料桶存放。
Screen good materials can be released within the mixer, mixing materials I opened up the inflow of raw materials storage barrels.
本文分别通过急性经口和亚急性吸入染毒方法，观察了氰戊菊酯（FV）对大鼠EEG的影响。
An EEG study of fenvalerate (FV) treated rats was carried out by acute oral and subacute inhaled methods respectively.
对实验大鼠肝脏形态学观察发现，应用LCT的大鼠肝细胞损害较经口饮食对照大鼠有所加重，而应用MCT/LCT的大鼠肝细胞损害未见加重。
The morphologic observations of rats'livers showed that the liver impairment of rats receiving LCT was aggravated, while it was not seen in the rats receiving MCT/LCT.
方法：以经口给予大鼠大豆异黄酮类提取物后分离的血清作为干预物，加入新生sd大鼠颅骨分离培养的成骨细胞(OB)中。
Methods: the serum collected from experimental rats given soybean isoflavones extract was added to the culture system of osteoblast cells (ob) isolated from the calvaria of neonatal SD rats.
目的探讨食管癌和贲门癌术后发生不能经口进食的严重并发症时，建立无创伤肠内营养支持的有效方法途径。
Objective To discuss the effective methods of enteral nutrition support in the cases of esophageal and cardia cancer with postoperative oral nutrition diffeculty.
目的研究不同麻醉方法下经皮扩张气管造口术患者生命体征的变化。
Objective to observe changes of vital signs during percutaneous dilational tracheostomy (PDT) under different anesthetic methods.
结论经颈入路是切除咽旁间隙肿瘤安全有效的入路，少部分病例可选择经口入路。
Conclusion it is considered that cervical approach is safe and efficacious for extirpation of parapharyngeal space neoplasms, while oral approach is effective for minority.
方法通过石油沥青急性经口毒性、亚慢性吸入毒性及遗传毒性的实验研究，观察在该实验条件下，石油沥青对受试动物的影响。
Methods Acute oral toxicity test, subchronic inhalation toxicity test and mutagenicity test were conducted to observe the effects of petroleum asphalt in experimental animals.
方法通过石油沥青急性经口毒性、亚慢性吸入毒性及遗传毒性的实验研究，观察在该实验条件下，石油沥青对受试动物的影响。
Methods Acute oral toxicity test, subchronic inhalation toxicity test and mutagenicity test were conducted to observe the effects of petroleum asphalt in experimental animals.
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