Warning: file_put_contents(/home/www/wwwroot/tjuzi.com/cache/50ac7059b977e18b0fe575c05af05aab.txt): failed to open stream: No space left on device in /home/www/wwwroot/tjuzi.com/index.php on line 55 derrick guy wire是什么意思，derrick guy wire的翻译，derrick guy wire音标、读音、用法和例句_橘子化妆朗文词典
Derrick guy wire as the special supporting member of downhole derricks, its performance has much impact on the mechanical behavior of derricks. 绷绳作为作业井架的特殊支承构件，其工作特性对作业井架的力学行为有较大影响。