blackjack bearing series

例句：

1. 1.The new machine has a Blackjack bearing series, which is more reliable than the old one.
   这台新机器有一个黑杰克轴承系列，比旧的更可靠。
2. 2.The engineer carefully inspected the Blackjack bearing series to ensure its smooth operation.
   工程师仔细检查了黑杰克轴承系列，以确保其平稳运行。
3. 3. The Blackjack bearing series is widely used in various industries for its high durability and low maintenance costs.
   黑杰克轴承系列在各种行业中广泛使用，因其高耐用性和低维护成本而受到青睐。