单选题
发布日期:2021-03-22
higher working temperature of piston and cylinder
the use of scavenge ports
fewer power strokes per revolution of the crankshaft
part of the fuel is burned as the piston is moving away from top dead center
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在进行叉车维护保养作业时,一般情况下()采用解体检测方法。
关于信用卡营销行为规范机制,以下说法不正确的是()。
集装箱内单件货物重量超过()时,应在货物运单“托运人记载事项”栏内分别注明实际重量。
下列与气体扩散速率有关的因素,正确的是( )。
男孩,11岁。平素"健康"。来诊前玩耍中突然呕吐,开始为胃内容物,后为大量咖啡样物,连续呕吐3次,量约500ml,急来医院。病后无明显腹痛,未发热,但自觉头晕。家族史中其母亲及外祖父患有"十二指肠球溃疡"。体格检查:体温36.1℃,脉搏112次/分,血压14.5/7.0kPa(109/53mmHg)。发育良好,面色及口唇、甲床苍白,皮肤未见出血点。无黄疸,无蜘蛛痣。心肺正常,腹平软,剑突下轻压痛,无包块。肝、脾不大。四肢温暖,脉搏有力。最可能的诊断()
对LDL描述正确的是()
评估公司选择的关键会计政策与行业惯例是否一致,如不一致,是否存在经营战略的不同或其他合理的原因。比如,不同寿险公司对金融资产的估值方法与分类方法的不同。该分析属于()。
婚姻家庭咨询师的着装色彩应()。
冰机油泵的出口安全阀位号是()。
激发、维持和指引个体学习活动的心理动因或内部动力称为( )。
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