The injection head can be manual operated or be fixed for easy operation and control.
喷头可手持或固定安装，操作简单、控制容易；
Filtering, cooling of oil after injection of new head.
过滤、冷却后的油重新注入机头。
The active systems consist of several pumping systems of varying discharge pressure and flow rates, e. g., high head injection system, low head injection system.
能动系统由不同注入压力和流量的泵系统组成，如高压安注系统，低压安注系统。
The function of the assembling of the injection mol ding screw head is very important for pressure control during molding operations .
对于成型过程的压力控制，注射成型螺杆头组件的作用非常重要。
Objective To evaluate the curative effects and mechanism of integration of head acupuncture and point injection on cerebral vascular disease complicated with intellectual disturbance.
目的探讨头针配合穴位注射治疗脑血管病并发智力障碍的疗效及机理。
Objective: To explore the results of the treatment of non-traumatic necrosis of femoral head by intramedullary injection of the Chinese Patent injection.
目的：探讨中药髓内注射治疗非创伤性股骨头坏死的疗效。
Nozzle, gooes neck, injection plunger head and melting pot sleeve are made from hot work steel from Germany, so their life spans are long.
射咀、鹅头、压射头及料壶司筒采用德国优质热作钢制造，使用用寿命长；
He held her head and 29 reassured her while I administered the injection.
当我进行注射时，他捧着她的头，让她安心。
ObjectiveTo discuss a therapy of interventional catheterization with Fracture Healing Injection on ischemic necrosis of femoral head.
目的探讨介入加注射金葡液治疗股骨头缺血性坏死的新方法。
The injection Wells, pipe network and injection plant in the injection system should be reformed and adjusted and made differential pressure at well head reduce.
建议对注水系统的注水井、管网、注水站均进行改造，综合调整，降低井口压差。
It is characterized in that the lower part of injection feeding head is connected to a hydraulic drive lifting gearing.
其特征在于在注料机头下方连接一液压驱动升降机构。
OBJECTIVE To observe the effect of 32P intertissue injection on advanced head and neck cancer.
目的观察32P胶体组织间注射治疗晚期头颈部鳞状细胞癌（简称鳞癌）的临床疗效。
The recommended injection site for Cattle of all sizes is the cranial neck area, immediately posterior to where either ear attaches to the head. (See Fig. 2)
对所有的牛（牲口）而言，推荐的注射位置在头盖颈区域，在耳朵与头部联接处稍后的位置。（见图2）
Water-injection system contain headwaters, water-injection station, water distributing station, injection well head, injection well site and water injection line.
注水系统包括水源、注水站、配水间、注水井口、注水井场及注水管道六部分。
The injection mould design of pressure head is introduced, and the points of design are also elaborated.
对押头注塑模设计的实例介绍，详细阐述了其中的设计要点。
Methods 36 patients with avascular necrosis of femoral head used cannulation and continuous medicine injection with high density and medicine was at high concentration in injury place.
方法对36例股骨头缺血性坏死病人采用留置导管连续灌注治疗，将高浓度大剂量的药物直接作用于局部。
Based on the 175F type swirlprechamber air cooling diesel engine, through redesigning cylinder head and piston etc. , new 175F type direct injection air cooling diesel engine is formed.
在175F涡流预燃室风冷柴油机的基础上更换气缸盖、活塞等零件，改成新的175F直喷式燃烧室风冷柴油机。
In addition to the charging function, the centrifugal pumps also serve as the high head safety injection pumps during emergency core cooling system operation.
除了上充功能，应急堆芯冷却系统运行时，离心上充泵用作高压安注的一部分。
The paper introduces the design for meticulous filter of injection well head in oil field.
介绍了井口精细过滤器滤芯的设计。
Methods: Use Head- space automatic injection method, isolating with the nonpolarity flexibility capillary column, calculating with external method.
方法：采用外标法顶空自动进样，在非极性弹性毛细管柱上进行分离，效果良好。
The head space bottle was used to be the instrument for diluting and collecting gas, which avoided errors form injection by hand and other factors;
顶空瓶作为气体稀释和采集的仪器，采用顶空自动进样方式，避免了手动进样时进样量、进样注射器等因素带来的误差；
RESULTS By GC-MS, 29 volatile compounds in Platycladi Cacumen treated with head-space injection were identified, while 34 volatile compounds identified with steam distillation;
结果 采用顶空进样技术，可鉴定出侧柏叶中29个挥发性化学成分；采用水蒸气蒸馏法可鉴定出34个挥发性化学成分；
RESULTS By GC-MS, 29 volatile compounds in Platycladi Cacumen treated with head-space injection were identified, while 34 volatile compounds identified with steam distillation;
结果 采用顶空进样技术，可鉴定出侧柏叶中29个挥发性化学成分；采用水蒸气蒸馏法可鉴定出34个挥发性化学成分；
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