| 1. | The brass plate must be adherent to the steel .
黄铜片必须和钢粘结。 |
| 2. | The brass surface must be free of contamination .
黄铜表面必须未经沾污。 |
| 3. | Brass is an alloy of copper and zinc .
黄铜是铜和锌的合金。 |
| 4. | Show that it is possible to make the substitutional alloy brass .
试说明制造替代式合金黄铜。 |
| 5. | Brass, copper, stainless steel, bismuth, and lead are all suitable .
黄铜、铜、不锈钢、铋及铅都是适合的。 |
| 6. | It was an old-fashioned lift, operated by a lever on a brass box .
这是一部老式的电梯，由一个黄铜框架上的杠杆操纵。 |
| 7. | Even polished brass will pass upon more people than rough gold .
即使是闪闪发光的黄铜，都比粗糙的黄金容易被人当作金子来接受。 |
| 8. | It consists of a flattened brass tube closed at one end and bent into a circular form .
它是由一端封闭并弯成圆弧形的扁黄铜管构成的。 |
| 9. | Over the west hung the wasting moon, now dull and greenish-yellow, like tarnished brass .
此时，西方的天空挂着一勾残月，它黯然无光，黄中透绿，象是一块蒙了锈的黄铜。 |
| 10. | Thomas squatted on the forward deck, whistling tunelessly, polishing the bronze spool of the anchor winch .
托马斯蹲在前甲板上擦起锚绞车的黄铜轴，边擦边胡乱吹着口哨。 |
