当系统发生变化时，状态参数的数值变化完全取决于（），而与（）无关。 ["状态变化的具体途径，起始状态和最终状态","起始状态的具体途径，最终状态","最终状态化的具体途径，起始状态","起始状态和最终状态，状态变化的具体途径"]
煤气交换时当空废气交换后需短暂停顿，再开煤气，那是因为（） ["让燃烧室内有足够的空气","让残余煤气烧尽","让废气排尽","让系统空气排尽"]
Which term describes piston pins having bearing surfaces in both the piston bosses and connecting rod eye?（） ["Stationary","Full floating","Semi-floating","Free rolling"]
Without（）to the foregoing，every such servant，agent and subcontractor shall have the benefit of all provisions contained herein benefiting the carrier as if such provisions were expressly for their benefit; and in entering into this contract，the carrier，to the extent of those provisions does so not only on its own behalf，but also as agent and trustee for such servants，agents and sub-contractors. ["damage","injury","break","prejudice"]
培训需求分析一般从组织、任务、人员三个层析去着手。
窜货的发生须具备哪些条件？
