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class=\"wp-block-heading\" id=\"the-cold-chain-broken\">\u51b7\u93c8\u4e2d\u65b7<\/h2>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/condensation-on-cold-solder-paste.jpg\" alt=\"\u4e00\u500b\u6253\u958b\u7684\u7070\u8272\u710a\u818f\u7f50\uff0c\u8868\u9762\u51fa\u73fe\u660e\u986f\u7684\u6c34\u73e0\u51b7\u51dd\uff0c\u56e0\u70ba\u5b83\u5728\u5f9e\u51b7\u85cf\u4e2d\u53d6\u51fa\u6642\u4ecd\u7136\u5f88\u51b7\u3002\" title=\"\u51b7\u710a\u818f\u4e0a\u7684\u51dd\u7d50\u5f62\u6210\"\/><figcaption class=\"wp-element-caption\">\u958b\u555f\u4e00\u7f50\u51b7\u85cf\u7684\u710a\u818f\u6703\u8b93\u5468\u570d\u7684\u6c34\u6c23\u76f4\u63a5\u51dd\u7d50\u5230\u6750\u6599\u4e0a\uff0c\u640d\u5bb3\u5176\u5316\u5b78\u6027\u8cea\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u7136\u800c\uff0c\u6700\u56b4\u91cd\u7684\u64cd\u4f5c\u932f\u8aa4\u767c\u751f\u5728\u818f\u9ad4\u9084\u672a\u5230\u9054\u5370\u5237\u6a5f\u4e4b\u524d\u3002\u9019\u767c\u751f\u5728\u5b58\u5132\u5230\u751f\u7522\u7dda\u7684\u8f49\u8b8a\u4e2d\u3002\u710a\u818f\u662f\u6613\u8150\u54c1\u3002\u5b83\u5b58\u653e\u57284\u00b0C\u4ee5\u66ab\u505c\u52a9\u710a\u5291\u8207\u7c89\u672b\u4e4b\u9593\u7684\u5316\u5b78\u53cd\u61c9\u3002\u5982\u679c\u53cd\u61c9\u6301\u7e8c\uff0c\u52a9\u710a\u5291\u6703\u5728\u7f50\u4e2d\u8017\u76e1\u3002\u4f46\u51b7\u85cf\u537b\u5f62\u6210\u4e86\u4e00\u500b\u9677\u9631\u3002<\/p>\n\n\n\n<p>\u8003\u616e\u4e00\u4e0b\u300c\u58de\u6279\u6b21\u300d\u7684\u6642\u9593\u7dda\u3002\u7d00\u9304\u986f\u793a\uff0c\u818f\u65bc\u65e9\u4e0a7:00\u5f9e\u51b0\u7bb1\u53d6\u51fa\uff0c\u6e96\u5099\u4ea4\u73ed\u3002\u7f3a\u9677\u2014\u2014\u5927\u91cf\u6a4b\u63a5\u548c\u7a7a\u6d1e\u2014\u2014\u5f9e\u4e0a\u53489:00\u958b\u59cb\u51fa\u73fe\u3002\u64cd\u4f5c\u54e1\u8072\u7a31\u4ed6\u5011\u9075\u5faa\u4e86\u7a0b\u5e8f\u3002\u4f46\u5982\u679c\u4ed4\u7d30\u67e5\u770b\u300c\u818f\u51fa\u300d\u7d00\u9304\uff0c\u4f60\u53ef\u80fd\u6703\u767c\u73fe\u7f50\u5b50\u7acb\u523b\u5c31\u88ab\u6253\u958b\u4e86\u3002\u7576\u4f60\u572825\u00b0C\u7684\u623f\u9593\u5167\u752860%\u6fd5\u5ea6\u958b\u555f\u4e00\u500b4\u00b0C\u7684\u7f50\u5b50\u6642\uff0c\u51b7\u537b\u8868\u9762\u6703\u7acb\u5373\u5f62\u6210\u51dd\u7d50\u3002\u60f3\u50cf\u4e00\u4e0b\u5728\u9732\u53f0\u4e0a\u6ef4\u6c57\u7684\u51b7\u5564\u9152 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<em>\u73fe\u5728<\/em>\uff0c\u4f60\u5c31\u6c92\u904b\u4e86\u3002\u63d0\u524d\u6253\u7834\u5c01\u689d\u7b49\u65bc\u4fdd\u8b49\u5438\u6536\u6c34\u6c23\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\" id=\"scraping-the-bottom\">\u522e\u5230\u5e95\u90e8<\/h2>\n\n\n<p>\u7522\u91cf\u7684\u6700\u5f8c\u6575\u4eba\u662f\u932f\u8aa4\u7684\u7bc0\u7701\u3002\u710a\u818f\u975e\u5e38\u6602\u8cb4\uff0c\u901a\u5e38\u6bcf\u516c\u65a4\u6578\u767e\u7f8e\u5143\u3002\u9019\u4f7f\u5f97\u7ba1\u7406\u8005\u548c\u64cd\u4f5c\u54e1\u5c07\u5b83\u8996\u70ba\u9ec3\u91d1\u6db2\u9ad4\uff0c\u8a66\u5716\u7701\u6bcf\u4e00\u514b\u3002\u4f60\u6703\u770b\u5230\u64cd\u4f5c\u54e1\u522e\u6389\u522e\u5200\u5c3e\u7aef\u5df2\u4e7e\u88c2\u3001\u9846\u7c92\u72c0\u7684\u818f\u9ad4\uff0c\u4e26\u5c07\u5176\u653e\u56de\u7f50\u4e2d\uff0c\u6216\u8207\u65b0\u9bae\u818f\u6df7\u5408\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/www.besterpcba.com\/wp-content\/uploads\/2025\/11\/scraping-used-solder-paste.jpg\" alt=\"\u4e00\u500b\u7a7f\u8457\u85cd\u8272\u4e01\u8148\u624b\u5957\u7684\u4eba\u7528\u91d1\u5c6c\u522e\u5200\u522e\u9664\u6a21\u677f\u4e0a\u9673\u820a\u3001\u7d50\u786c\u7684\u710a\u818f\uff0c\u4e26\u5c07\u5176\u52a0\u5165\u4e00\u5768\u65b0\u9bae\u7684\u710a\u818f\u4e2d\u3002\" title=\"\u64cd\u4f5c\u54e1\u522e\u53d6\u4e26\u91cd\u7528\u820a\u710a\u818f\"\/><figcaption class=\"wp-element-caption\">\u91cd\u7528\u820a\u818f\u6703\u6c61\u67d3\u65b0\u6750\u6599\uff0c\u5e36\u4f86\u6c34\u6c23\u548c\u6c27\u5316\u98fd\u548c\u7684\u52a9\u710a\u5291\uff0c\u5c0e\u81f4\u96e3\u4ee5\u9810\u6e2c\u7684\u7f3a\u9677\u3002<\/figcaption><\/figure><\/div>\n\n\n<p>\u9019\u7a2e\u300c\u522e\u5200\u7d93\u6fdf\u300d\u5728\u6578\u5b78\u4e0a\u662f\u707d\u96e3\u6027\u7684\u3002\u90a3\u5df2\u7528\u904e\u7684\u818f\u66fe\u66b4\u9732\u5728\u7a7a\u6c23\u4e2d\u6578\u5c0f\u6642\uff0c\u5b83\u7684\u52a9\u710a\u5291\u5df2\u8017\u76e1\uff0c\u7c98\u5ea6\u98c6\u5347\u3002\u5b83\u5438\u6536\u4e86\u6c34\u6c23\u8207\u6c27\u5316\u3002\u901a\u904e\u91cd\u65b0\u6df7\u5408\uff0c\u4f60\u6703\u6c61\u67d3\u65b0\u6750\u6599\u3002\u8003\u616e\u4e00\u4e0b\u6bd4\u4f8b\uff1a50\u514b\u7684\u5ee2\u818f\u5927\u6982\u6210\u672c\u4e09\u7f8e\u5143\u3002\u4e00\u7247\u5df2\u4fee\u6b63\u7684BGA\u677f\u5728\u6280\u8853\u4eba\u54e1\u7684\u6642\u9593\u6210\u672c\u4e0a\u82b1\u8cbb\u4e94\u5341\u7f8e\u5143\uff0c\u52a0\u4e0a\u4e1f\u68c4\u6574\u500bPCBA\u7684\u98a8\u96aa\u3002\u5982\u679c\u4f60\u7701\u4e09\u7f8e\u5143\uff0c\u537b\u5192\u593150\u7f8e\u5143\u7684\u98a8\u96aa\uff0c\u6839\u672c\u4e0d\u662f\u5728\u7701\u9322\u3002<\/p>\n\n\n\n<p>\u540c\u6a23\u5730\uff0c\u4eba\u5011\u6642\u5e38\u53d7\u5230\u5ef6\u9577\u4fdd\u5b58\u671f\u9650\u7684\u58d3\u529b\u3002\u300c\u5b83\u4e0a\u9031\u904e\u671f\u4e86\uff0c\u6211\u5011\u9084\u80fd\u7528\u55ce\uff1f\u300d\u7b54\u6848\u61c9\u8a72\u6c38\u9060\u662f\u5426\u5b9a\u7684\u3002\u52a9\u710a\u5291\u7684\u5316\u5b78\u964d\u89e3\u4e0d\u662f\u5efa\u8b70\uff0c\u800c\u662f\u4e8b\u5be6\u3002\u904e\u671f\u5f8c\uff0c\u7a7a\u6d1e\u548c\u958b\u88c2\u7684\u98a8\u96aa\u6bcf\u5929\u90fd\u5728\u589e\u52a0\u3002\u5982\u679c\u4f60\u5728\u554f\u9019\u500b\u554f\u984c\uff0c\u4f60\u7684\u5eab\u5b58\u7ba1\u7406\u51fa\u4e86\u554f\u984c\uff0c\u800c\u4e0d\u662f\u904e\u671f\u65e5\u671f\u3002<\/p>\n\n\n<h2 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