自动密封的

The aluminum frame is formed one time with minimum connectors left, meanwhile, double sealants of butul silicon and polysulfide rubber or structural silicon are used to keep the airtightness and the using time.

密封性：铝间隔框采用自动弯管技术一次成型，最大限度地减少接驳处；采用丁基胶和聚硫胶或结构胶双道密封，确保中空玻璃的密封性并延长其使用寿命。

Accordance with volume of biogas actually using requirement so that actualize supporting facilities, it can keep the pressure contant of biogas using for long time, the floating cover upside of body be pressurized, when the floating cover biogas digester fermenting to produce biogas will drive the soft PVC floating cover rising up with biogas storage, if user make use of biogas in case of biogas stove which the biogas pressure will be drop below in conjunction with floating cover will synchronous drop, when the floating cover has full of biogas which supernumerary of biogas automatic overflow to outside from bottom side of floating cover, it can not be appear with over high pressure thereby cause the tympanites of floating cove burst or biogas pipe burst and never has such phenomenon happen, the floating cove type biogas digester has reliable safe security.

根据沼气实际使用需求用量来做相应配置，可以保持长期在恒压状态沼气气压，浮罩顶部是密封的，当浮罩式沼气池发酵时所产生的沼气使浮罩上升并储存沼气，如果用户在用沼气炉灶用气时沼气压力将随之下降的同时浮罩也随着气压的下降而降低，当浮罩充满沼气时多余的沼气会自动从浮罩底部溢出，不会出现因气压过高造成鼓池、爆裂或爆管现象发生。浮罩式沼气池具有非常可靠的安全保障。

And we has also accumulated original and mature experience in designing, manufacturing and assembling of bolt tightening system, press riveting and welding system, automobile seatbelt assembling special machine, pin and shaft press installing machine, transplanting machine, aerial material flow line, material flow line, lifting equipment, balance crane, fixture etc.; To meet its clients' demand, Congyu has independently developed many sets of special machine of high technology and great difficulty, which involves the clearance detection, angle control, sealing test, torque control and displacement control etc.

并在螺栓拧紧系统、压铆焊接系统、汽车安全带装配专机、销轴压装机、移栽机、空中物流输送线、物流输送线、提升机、平衡省力装置、各种产品的工装夹具等方面有独到成熟的设计、制造及组装经验；应客户要求独立开发出多套间隙检测，角度控制，密封性检测，扭矩控制，位移控制等高技术、高难度要求专机，在此基础上，不断创新并开发了清洗机等新产品和太阳能新领域，并为太阳能行业开发了自动上下料机、酸碱清洗机和自动插片机，接线盒涂胶机，自动裁切机，测试分选机等一系列生产和测试设备。

An embedded mine refuge chamber lifesaving cabin body is arranged inside a mine chamber; the cabin body is a sealed inflated flame-retarding double-layer lifesaving cabin body; a compressed air pipeline port running through the cabin body and a communication data interface are arranged on the cabin body; and a double-line central oxygen supply lifesaving system, a carbon dioxide absorber, a power carrier communication machine, a UPS power source, an RFID personnel identification system, a visual safety monitoring system, an automatic toxic and harmful gas detector, a sealed physiological excretion discharger and a survival food storage cabinet are arranged inside the cabin body.

本发明提供了一种嵌入式矿井避难硐室双气路集中供氧救生系统，它为在矿井硐室内部安设有嵌入式矿井避难硐室救生舱体，舱体为阻燃密封双层结构充气式救生舱体，在舱体上设置有穿过舱体的压风管路接口和通讯数据线接口，其内部设有双气路集中供氧救生系统、二氧化碳吸收器、电力载波通讯机、UPS电源、RFID人员身份识别系统、视频安全监控系统和有毒有害气体自动检测仪、密封生理排泄器和生存食品储备柜，双气路集中供氧救生系统连接有空气、氧气集中供氧面罩，并连接压风管路接口，电力载波通讯机连接通讯数据线接口。

2 As the tank fills, the siphons are sealed and the air in the long leg of each trap descends towards the invert of its trap (figure 3b; please see the 'Operation of Single Automatic Siphons').

当池内开始注水时，虹吸管都是密封的，每个存水弯的长腿内的空气会下降至存水弯的倒拱区域（如图3B 所示，请查看'单个自动虹吸管的操作过程'。

Seal type of valve disc is automatic coupling, which can bear different pressure. Effective reaction can strengthen the seal state.

闸板采用自动耦合密封形式承受不同的压力，有效的反作用使其增强密封状态。

There are more than 3000 different kinds of valves available. The products series cover hydraulic turbine input liquid control butterfly valve, soft sealing gate valve, clamp butterfly valve; flange valve, expansion butterfly valve, bi-direction metal seal ing butterfly valve, tri-eccentric metal sealing butterfly valve, eccentric semi - sphere ball valve, eccentric dual -semi - sphere ball valve, and sluice gate, hydraulic slow-closing c heck v alve , v ent valve, adjusting valve, body eccentric valve, dual eccentric butterfly valve, varied eccentric butterfly valve, Check valve with little-resistance, slow-closing, noise-eliminating , butterfly valve with mid temperature and pressure, Other types of check valves and check valve gate 、 expansion joint, and being widely used in petroleum industry, chemistry, food, medicals, light industry, paper, water and electricity, ship and boat, steel and casting, Energy and Environment industry. The main valves are ever used in heat-supplying projects of National council office.

我公司主要产品有双向三偏心金属密封伸缩蝶阀、水轮机进水液控蝶阀、软密封闸阀、三维偏心全金属密封蝶阀、自动补偿双向硬密封蝶阀、耐高温金属密封蝶阀、液控缓闭止回蝶阀、对夹式蝶阀、偏心式蝶阀、伸缩蝶阀、偏心半球阀、偏心球阀、通风阀、调节阀、双偏心蝶阀、无销蝶阀、微阻缓闭消声止回阀、旋启式止回阀、防泥沙型蝶阀、自动补水阀、阀板可移动蝶阀、偏心缓闭止回阀、多功能水力控制阀、闸门、伸缩接头和管道伸缩器等三十大系列3000多个规格，广泛用于电力、石油、化工、食品、医药、轻纺、造纸、供排水、船舶、冶炼、能源、环保等行业的腐蚀性、非腐蚀性气体、液体、半流体及固体粉末容器和管网中。

The developed material has similar properties to coke oven silica brick. It can be blasted into coke oven chamber fine cracks by compressed air. During the utilization process, it can be sintered under the coke oven temperature to repair the fine cracks on the wall.

维修时将粉末状的密封料吹入焦炉炭化室内，悬浮在炭化室内的密封料能在烟囱吸力的作用下，自动渗入炭化室墙面的细微裂纹中，在焦炉生产的温度条件下逐步烧结，达到修补炉墙细微裂纹的目的。

On-off flexible seal system applied to oil field is very wide.

带压作业开关柔性密封系统及其控制技术是将频繁切换密封状态的开关控制型柔性密封系统及其自动控制方法和技术的分析与综合。

The use of mechanical seals, and do not have to fill, automatic mind, long life, wide parameters (pressure 15-30 kg / cm 2, temperature -50 ℃-450 ℃, to speed 0-500 /, media: conducting oil, steam , Water, air, etc.), is to address run, run, drip, leak, energy conservation, improve the working environment ideal for sealing components conducting oil rotating series of joint: in-house and the spherical shell after fine grinding process, using a spring 30WACr2VA tungsten chromium Vanadium alloy spring steel from refined, and the introduction of Japanese cedar trees machinery will be silver-impregnated graphite high temperature seals from the assembly, with the temperature effects, and life than the original, high-temperature range of 30%.

该产品采用机械密封，不必填料，自动同心，使用寿命长，参数广（压力15-30㎏/㎝2，温度-50℃—450℃，转速0—500转/分，介质：导热油、蒸汽、水、空气等），是解决跑、冒、滴、漏，节约能源，改善工作环境的理想密封部件（导热油系列旋转接头：壳体内部和球面经过精磨加工，弹簧采用30WACr2VA 钨铬钒合金弹簧钢精制而成，并引进日本柏木机械株式会银浸渍石墨高温密封件组装而成，具有耐高温之特效，而且使用寿命较原来中、低温系列高30％。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。