美国标准

Branch Star demolition tires and wheel balancing machines and vehicle positioning are in accordance with the standards of the United States and Europe produced.

科星公司拆胎机和平衡机及汽车四轮定位仪是按照美国和欧洲的标准生产制造的。

ASTM B 813,"Liquid and Paste Fluxes for Soldering Applications of Copper and Copper-Alloy Tube," limits the corrosivity of soldering fluxes and ensures that these fluxes are flushable in cold water, which facilitates easy removal of flux residue following installation.

美国材料实验协会ASTM B 813&铜和铜合金管道焊料应用中的液体和粘合焊剂&标准中，限制焊料焊剂的腐蚀性，确保这些焊剂能够被冷水冲刷掉，并且在以后的安装过程中焊剂残留容易被清除掉。

Stems shall be of dezincification-resistant silicon bronze ASTM B 371 or low-zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel.

阀杆材质是符合美国材料试验协会ASTM B 371标准抗失锌现象的硅青铜，或B 99低锌合金，不含石棉的填料，可锻或球墨铸铁手轮。

Stems shall be of dezincification-resistant silicon bronze ASTM B 371 or low-zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel. Where higher

阀杆材质是符合美国材料试验协会ASTM B 371标准抗失锌现象的硅青铜，或B 99低锌合金，不含石棉的填料，和可锻或球墨铸铁手轮。

"Stems shall be of de zinc ification-resistant silicon bronze aSTM B 371 or low- zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel."

阀杆材质是符合美国材料试验协会aSTM B371标准抗失锌现象的硅青铜，或B99低锌合金，不含石棉的填料，和可锻或球墨铸铁手轮。

"Stems shall be of dezincification-resistant silicon bronze aSTM B 371 or low-zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel."

阀杆材质是符合美国材料试验协会aSTM B371标准抗失锌现象的硅青铜，或B99低锌合金，不含石棉的填料，和可锻或球墨铸铁手轮。

Their standard short, specialised degrees suit only the well prepared: in three years there is no time for a ruthless weeding-out after one year, as is common elsewhere in Europe, or for a broad education before choosing a major subject, as in America.

他们的标准短，专业学位套装只有做好充分的准备：在三年内没有时间为一个无情的weeding-out一年之后，是很常见的，或为欧洲其它广泛教育之前，选择一个主要的美国。

S tandard American accent; sophisticated vocabulary; fast sentence building skills; engaging all five senses and combining voice, emotions and body languages.

纯正的美国口音！高级的金领词汇！标准快速的造句能力！五官并用！声情并茂！

They drove the natives away, then built a nation premised on space and self-making: a frontier land where families had their own land, own gun, own conscience.

美国先民赶走原住民，以空间和自力更生为前提建国，一个家户拥有自己的土地、枪枝和伦理道德标准的新疆界。

Although grading scales usually differ from school to school, the grade scale which seems to be most common is as follows.

尽管各学校的分级评分可能有所不同，但美国的学校还都采用下文的分级评分标准。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。