题目内容
乳酸钠林格液可用于休克和肝功能不全的病人。
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近年来，如皋市实行公办学校标准化建设和校长教师交流轮岗，取消重点学校，禁止设立重点班，合理配置教育资源，实施这些举措最主要的目的是（）。
Estimating schedule activity costs involves developing an (1) of the cost of theresources needed to complete each schedule activity. Cost estimating includes identifying and considering various costing alternatives. for example, in most application areas, additionalwork during a design phase is widely held to have the potential for reducing the cost of the execution phase and product operations. the cost estimating process considers whether the expected savings can offset the cost of the additional design work. cost estimates are generally expressed in units of (2) to facilitate comparisons both within and across projects.the (3) describes important information about project requirement that is considered during cost estimating.空白（2）处填（）
塑性脂肪
在正常情况下，活塞环的磨损率应不大于（）。
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