The joint face between the cylinder cover and the liner is arranged ______ the combustion
A. such far away from
B. such near by
C. as far away from
D. as near by
保泰松、对乙酰氨基酚可引起
A. 肝损伤
B. 肾损伤
C. 胃肠道损伤
D. 粒细胞减少
E. 心脑血管意外
下列不是苯二氮革类药物中毒症状的是
A. 肌无力，肌张力低下
B. 共济失调，发音困难
C. 兴奋躁动，尿多
D. 昏迷，血压降低
E. 呼吸抑制，心动缓慢
从接线盒、线槽等处引到探测器底座、控制设备和扬声器的线路，当采用金属软管保护时，其长度不应大于()m。
A. 0.8
B. 1
C. 1.2
D. 2
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