“copper alloy”造句，怎麼用copper alloy造句

In this paper, the copper alloy for corrugated radiating radiatorstrips and pipes of auto radiators was studied.

Solder factory is mainly engaged in the production and marketing of products, aluminum copper alloy brazing flame or high-frequency brazing material.

Aluminum-copper alloy has been widely adopted for its low weight and high mechanical strength, but the existence of copper makes the anodizing of aluminum-copper alloy difficult.

A siliconized nonporous layer on copper alloy may be obtained by efficient siliconizing in powder mixtures.

The defects of casting technology and the impurities in copper alloy material cause roughness of faucet surface with large amounts of sand holes.

Rinsing with tap water was popularly adopted between the procedures of strike copper plating and bright sulphate copper plating for copper alloy glasses.

The erosion rate and morphology of nine kinds copper and copper alloy, including brass and bronze, were investigated in sea water with different silt content through indoor simulated tests.

A worth five cents, made of a nickel and copper alloy.