PURPOSE: to investigate the effect of root canal anatomy in maxillary first premolars on root canal treatment difficulty.
目的：探讨上颌第一前磨牙的根管解剖形态对根管治疗术难度的影响。
The committee recognizes the difficulty in identifying infants infected with HIV at birth in settings where diagnostic and treatment services for mothers and infants are limited.
委员会认识到，在对母亲和婴儿的诊断和治疗服务有限的地方很难在出生时确定婴儿是否已感染HIV。
But the study indicates "that even the most motivated patients will have difficulty obtaining timely appointments and pursuing treatment for mental health complaints."
但是研究表明“甚至最有动机的患者亦很难获得及时的预约、为精神疾病谋求治疗。”
Treatment with single-phase depression only antidepressant, treatment is required duplex depression mood stabilizer, and confuse both would increase cure difficulty.
治疗单相抑郁只需用抗抑郁药，治疗双相抑郁则需加上情绪稳定剂，把两者弄混会加大治愈难度。
In addition, in the treatment of pelvic inflammation period, had better not together again, lest increase cure difficulty.
另外，在治疗盆腔炎时期，最好不要同房，以免增加治愈难度。
For the complexity and difficulty of establishing an accurate mathematical model of DO parameter control in sewage treatment system, we propose a fuzzy control method with PLC to deal with it.
针对污水处理系统DO参数控制的复杂性和难以建立准确数学模型的特点，提出了一种用PLC对系统进行模糊控制的方法及实现。
Objective To investigate the therapeutic difficulty and the treatment methods of depression.
目的探讨抑郁症的治疗难度及治疗中的解决方案。
During trials, the vision of dogs with the defect was restored to the extent that they were able to walk through a maze without difficulty; something they could not do before the treatment.
在这些试验中，原先患有该病的狗的视力得到恢复，它们能够毫无困难的穿越迷宫，而且在治疗之前它们也无法做到这一点。
Polymer flooding technics can stabilize crude oil output, but it also increases the difficulty of crude oil demulsification and sewage treatment.
聚合物驱工艺在稳定原油产量的同时也给原油破乳和污水处理增加了难度。
Acute lymphoblastic leukemia with a high degree of malignancy, recurrence rate, multi-drug resistance, poor prognosis features, there is a greater difficulty in its treatment.
急性淋巴细胞白血病具有恶性程度高、复发率高、多重耐药、预后差等特点，其治疗存在较大困难。
For scattering of a bounded acoustic beam from a liquid-solid interface, the principal difficulty comes from the treatment of tie plane wave reflection coefficient.
分析有限声波束从平面液-固界面上散射的困难主要发生在平面波反射系数的处理上。
The difficulty in diagnosing fungal infections often leads to a delay in treatment.
对真菌感染的困难诊断常导致治疗上的耽误。
The precise microfiltration projects of suspensions with high difficulty and large-scale treatment must be in strict accordance with the above-mentioned procedures.
凡是难度高，处理规模大的难滤物料的精密微孔过滤项目，必须严格按上述程序执行。
Because gilded parts are deplated with difficulty and high cost, replating treatment is particularly important for substandard parts.
由于镀金件的退镀困难，加上高的镀金成本，所以对不良镀金件的返镀处理显得特别重要。
Then to observe the improvement condition of breath difficulty and lung function in both groups before and after treatment.
观察两组治疗前后呼吸困难和肺功能改善情况。
These changes bring difficulty to the clinical treatment of ca.
这就给临床治疗带来了困难。
Financial difficulty is the main reason of abandoning treatment in ophthalmology.
经济困难仍是眼科放弃治疗的主要问题。
Refuses to apply drugs and the blood rice polishings examines, specially with difficulty accepts the insulin treatment;
拒绝用药和血糠检在，特别是难以接受胰岛素治疗；
The difficulty will be creating a treatment that attacks the tumor, but spares healthy cells.
困难在于在新的治疗方法在攻击肿瘤的同时也不放过健康的细胞。
A new pseudo-spectral method based on polar coordinate system was presented to resolve the difficulty in the coordinate singularity and treatment of pressure boundary conditions.
针对拟谱方法在极坐标下遇到的坐标奇异以及压力边界条件难处理等问题，提出了一种新的基于极坐标系下的拟谱方法。
Objective to study the cause of healing difficulty in osteoporotic fracture, and to explore feasible approach and method for clinical treatment of osteoporotic fracture.
目的探讨骨质疏松性骨折愈合困难的原因，为临床治疗骨质疏松性骨折探索新的可行性途径和方法。
The treatment of cotton fabric with citric acid often adversely affect its whiteness and led to difficulty in dyeing with anionic dyes.
采用柠檬酸整理的棉织物往往白度较差，难以用阴离子染料染色。
High water content of the oil-bearing sludge scum is due to difficulty of its dewater in its commercial treatment.
在油泥、浮渣的实际处理中，因其脱水困难造成含水率较高。
Due to the special characteristic of tail gas of full-airtight carbide furnace, it exists a certain difficulty in treatment and comprehensive utilization.
由于全密闭电石炉的尾气性质特殊，治理和综合利用存在一定的难度。
Also, most of the experiments, which are performed under high temperature and high pressure, require strict means for preparation and treatment, increasing the difficulty of experimental study.
且大部分的实验表征手段要求的实验条件十分苛刻，对样品的制备及处理要求十分严格，进一步加大了由实验方法研究纳米催化剂性能的难度。
Talk with the treatment team if you recognize areas of difficulty for your child that you believe need to be addressed.
必要时可以同治疗小组谈一谈您认为必须解决的难处。
Talk with the treatment team if you recognize areas of difficulty for your child that you believe need to be addressed.
必要时可以同治疗小组谈一谈您认为必须解决的难处。
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