A . 50%
B . 65%
C . 75%
D . 85%
[单选题]用楔块楔套连接钢丝绳时,连接强度应达钢丝绳破断拉力的()。A .70%B .75%C .80%D .85%
[单选题]用编结方法连接钢丝绳时,编结强度不得小于钢丝绳破断拉力的()。A .70%B .75%C .80%D .85%
[单选题]钢丝绳连接强度不小于()钢丝绳破断拉力。A .50%B .65%C .70%D .75%
[单选题]用锥形套浇铸法连接钢丝绳时连接强度应达钢丝绳破断拉力的()。A .85%B .90%C .95%D .100%
[单选题]用铝合金套压缩法连接钢丝绳时,连接强度应达钢丝绳破断拉力的()。A .85%B .90%C .95%D .100%
[单选题]用绳卡连接钢丝绳时,应保证连接强度不小于钢丝绳破断拉力的()。A .70%B .75%C .80%D .85%
[单选题]钢丝绳采用楔块、楔套连接时,固定处的强度约为绳自身强度的()。A . 50%~55%B . 65%~75%C . 75%~85%D . 85%~95%
[单选题]编结连接,连接强度不小于()钢丝绳的破断拉力。A .55%B .65%C .75%D .85%
[单选题]钢丝绳用编结法连接时,其连接强度不应小于钢丝绳最小破断拉力的()%。A .60B .70C .75
[单选题]绳夹连接,绳夹连接连接强度不小于()钢丝绳的破断拉力。A .55%B .65%C .75%D .85%