JP32举高喷射消防车液压系统采用电液化比例控制技术，为开式定量系统。
平台车载人平台和云梯车的梯顶碰到障碍物应自动停止臂架和梯架的动作。
以下哪个是关键岗位的劳动合同履行方案应遵循的长期性原则（） ["结合员工特质来具体设计","根据情况及员工发展需求调整","培养后备员工，储备人力资源","针对某一员工制定5至10年的培养计划"]
Which statement is FALSE concerning a tagline as used with a 30-ton pedestal crane（）. ["Taglines are wire rope purchases that raise and lower the jib","Taglines are wire ropes for horizontal positioning of the rider block","Taglines can be fastened to corners of vehicles or containers","The crane might not have taglines installed in its rigging system"]
以下关键岗位的界定方法中，哪种需要重复评价三次取平均值（） ["岗位排列法","岗位分类法","因素计点法","因素比较法"]
好的产品支持可以部分地弥补（）的某些不足。
