copper spring coil 铜弹簧线圈
copper spring coi 铜弹簧线圈
copper alloy spring 铜合金弹簧 ; 铜合金
copper wire spring series 铜线弹簧系列
copper r spring 铜弹簧
copper planar spring 铜平面弹簧
copper r spring coil 铜弹簧线圈
The test: to be heated object in the same, the 370W copper ring heating and 600W spring heating test, at the same time reached 300 degrees at the same temperature.
经测试：以相同被加热物体，用370W铜套圈加热和用600W弹簧加热器加热测试，以相同时间达到相同温度300度。
Many images spring to mind at the mention of Portugal—port, fado, copper, charming villages and friendly people.
一说到葡萄牙，许多画面便跳入脑海——港口、法多、铜器、迷人的村庄和友好的居民。
Test fixtures often use spring contacts, which may be made of phosphor-bronze, beryllium-copper, or other materials with high Seebeck coefficients.
测试夹具常常采用弹簧触点的连接方法，这些触点可能由磷青铜、铍铜合金或者其它具有高赛贝克系数的材料制成。
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