The cook is in charge of the kitchen helper.这位厨师负责管理厨工.The plumber's helper passes him tools.水暖工的助手把工具递给他.His research reveals a " helper's high. "他的研究揭示了 “ 给予者的快乐 ” 这种说法....
COTS products are designed to be easily installed and to interoperate with existing system components.COTS产品是指被设计成能快速安装部署、能与其它原有系统部件协调工作的部件.The current offset press on COTS surface with General use acrylonitrile - butadi...