The regulations and methods for valve base seal test, valve seal test, valve strength test, long term valve test, fatigue test and operating torque test were summed up in this article.
汇总了塑料阀门产品要求的阀座密封试验、阀体密封试验、阀体强度试验、阀门长期试验、疲劳强度试验和操作扭矩的规定和方法。
By giving products of assured quality a seal of approval, the system brings uniform quality standards to the market, introduces order, and increases the base of suppliers.
通过对质量有保证的产品盖上审核印章，该系统为市场提供了统一的质量标准，维持了秩序，并增加了供应商数量。
Never let the water level fall below the base of the tree or the cut end may seal over, preventing further water intake.
不要让水位降到树基以下，或者树干截面以下，否则截面干涸以后，松树就无法充足的吸收水分了。
11A child waiting at an Air Force base in California for his father -- a SEAL deployed to Afghanistan -- to return home.
一个小孩正在加利福尼亚州的一个空军基地，等待他的父亲——一位还在阿富汗执行任务的海豹突击队队员——回家归来。
Because of the waterproof layer and concrete base can't bond seal, a little damaged, there is a leak.
因防水层与混凝土基层不能粘结密封，破损一点，就出现渗漏一片。
For example, while Seal and Judgement of Righteousness scale far better with spell damage, the base damage values of Seal and Judgement of Vengeance are a lot higher.
比如，正义审判和圣印从法伤中获得的收益更大。复仇圣印和审判的基础伤害更高。
Conclusion Modified application of impression paste improve the border seal of complete denture base, then increase the retention power of complete denture.
结论：印模膏的改良应用提高了全口义齿基托的边缘封闭性，从而增加义齿固位力。
Dome is a vertical type. hoop is used to fix and seal fosc cover and base, and its installation is quite simple.
光缆接头筒外形是椭圆型直立式结构设计，筒和底座采用抱箍锁紧固定密封，安装十分方便。
On the base of good binary seal images, two identification means are applied to extract seal features.
在所获得的二值印鉴图像的基础上，采用两种不同的思路提取印鉴的特征。
The soft sealant forms an air tight seal between the base and the cover when the soft sealant is cured.
当该软密封材料被固化时，该软密封材料在该基底和盖之间形成空气密封。
In order to acquire a good hermetic seal between the diaphragm and the base plate, two sealing methods were used, namely, compound method and crystallite method.
研究了复合法和结晶法两种封接方式，使陶瓷基座与膜片达到良好的匹配封接。
Also introduced here are the mixture ratio and design of pavement, base, sub-base, sub-seal and old road strengthening for typical pavement structure of different road classes in Zhengzhou.
同时，还对近阶段郑州市不同道路等级典型路面结构的面层、基层、底基层、下封层和旧路补强的配比和设计作了详细的介绍。
Objectives To introduce a method for improving the border seal between complete denture base and oral tissue.
目的：介绍一种提高全口义齿基托边缘封闭性的方法。
A base material of thermal shrinkage is selected through experiments and it is then compounded with a sticky sweat size water to form a seal cartridge of seawater corrosin resistance.
通过实验选择热缩基材和粘附的热熔胶复合在一起制成的热缩密封套能够耐海水腐蚀。
The new cement concrete road pavement, glass fiber grid should be placed between semi-rigid base and rigid concrete seal.
对新建水泥混凝土道路路面，玻纤格栅应置于半刚性基层与刚性水泥混凝土封层之间。
Its faceted clear crystal base, with an engraved matt finish, highlights the name of the zodiac in English and Chinese seal script.
切割透明水晶底座配以立体印章设计，同时展示生肖的中英文名称。
The main features are as follows: Elasticity can be used as shock, seal, gasket and an elastic steel wire needle felt cloth base material.
主要特征如下：富有弹性可作为防震、密封、衬垫和弹性钢丝针布底毡的材料。
On the base of introduction the history of the seal cutting art, Wu Chang Shuo who is the seal cutting art master is the typical model. From the angle of culture tradition .
本文以篆刻印语为切入点，在介绍篆刻艺术历史背景的基础上，以篆刻艺术大师吴昌硕为个例。
The construction of asphalt concrete road pavement, glass fiber grid can be placed between semi-rigid base and the seal, also may be placed on the sealing layer between the asphalt surface.
对新建沥青混凝土道路路面，玻纤格栅可置于半刚性基层与下封层之间，也可置于下封层与沥青面之间。
On the base of developing road crack-seal machine with a company, the author study heating system of road crack-seal machine.
本文基于某型号的道路灌缝机的研发，对道路灌缝机加热系统的传热进行了研究。
Its structure can be made into a hard seal, soft seal. Sealing requirements base on customer's selection.
其结构可以做成硬密封、软密封，可以很可以根据客户对密封要求选型。
Its structure can be made into a hard seal, soft seal. Sealing requirements base on customer's selection.
其结构可以做成硬密封、软密封，可以很可以根据客户对密封要求选型。
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