问题
单项选择题
轻柴油()是柴油在低温时开始析出蜡的温度,微小的蜡粒会引起滤清器的局部堵塞。
A、浊点
B、凝点
C、闪点
D、自燃点
答案
参考答案:A
轻柴油()是柴油在低温时开始析出蜡的温度,微小的蜡粒会引起滤清器的局部堵塞。
A、浊点
B、凝点
C、闪点
D、自燃点
参考答案:A
The responsibility (职责) of students is to study. But studying requires (要求) the right way, 1 The following are the ways of studying. 2 Because in the morning, the air is fresh and the mind is Clear. For that reason we can get good results. 3 If we have not known a text well, we must read it again. We should not read the next one till we have learned the first one well. When we are studying, we must put our heart into the book, 4 We must always ask "Why" . If something is not well understood, write it down and ask our teachers, parents or friends. 5 Though there are many ways of studying, the above-mentioned will be quite enough if we can keep them in mind and do so.
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