允许使用添加物，如铅粒包，以达到要求的包件总重量，只要它们放的位置不会影响试验结果。
It is permissible to use additives, such as bags of lead shot, to achieve the requisite total package mass, so long as they are placed so that the test results are not affected.
该工艺包括氰尿酸铅的水相合成、 氰尿酸铅的有机包覆和脱水。
The process comprises water phase synthesis of cyanuric acid lead, organic cladding of the cyanuric acid lead and dehydration of the cyanuric acid lead.
每月获得高品质的铅包和一个极好自动应答服务。
Get monthly high quality Lead packages and an excellent auto responder service.
本实用新型涉及采用环保无铅铝合金为气门嘴金属体的一种无铅铝合 金包胶气门嘴。
The utility model relates to a lead-free aluminum alloy rubber coating valve which adopts the environment-friendly lead-free aluminum alloy as a metal body of the valve.
本实用新型的优点是：1。使用无铅铝合金包胶，安全、环保；
The valve has the advantages that 1. the using of the lead-free aluminum alloy for rubber coating is safe and environment-friendly;
本实用新型的优点是：1。使用无铅铝合金包胶，安全、环保；
The valve has the advantages that 1. the using of the lead-free aluminum alloy for rubber coating is safe and environment-friendly;
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