The thermal conduction of a composite medium with variable thermal conductivities is discussed.

The thermal conductivities and thermal diffusivities of the material must be known.

必须知道各种材料的热导率和热扩散率.

I am making this call about problems with our electrical supply.

我是为本公司电气供应问题打电话来的.

I heard my friend call after me, but I ignored him.

我听见我朋友在后面叫我, 但我不理睬他.

The rate is much lower when you call after 9 p.m. or on Saturday and Sunday.

如果你下午9点以后或星期六、星期日打电话,收费要低得多.

You can give me a call after you make your choice.

您做出决定后可以给我打个电话.

Call after fortnight tell me, the thing has what progress.

两星期之后打电话告诉我, 事情有什么进展.

Grey-With remote control-Rotate 180 degrees If interested, please call after 5 pm. Thank You!

八成新-灰色 - 带遥控器 - 可摇转180度如有兴趣, 请在下午5点以后来电谢谢!

Hearing my grandfather call after me, I hesitated a little, then continued on my way.

听到祖父在后面叫我, 我迟疑了一下, 然后继续跑走了.

May he return your call after he's back from lunch?

他午饭回来后给你去电话好 吗 ?

Please give me a call after you get to Beijing.

当你到了北京后,请尽快打电话给我.

She made one phone call after another.

她一通一通地打电话.

A simple friend hates it when you call after he has gone to bed.

哥们讨厌睡觉后你打电话打扰他.

In the letter he was asked to call at the station.

信中说要他到警察局去一下.

We know she was on a teleconference call at that time.

那个时候她不是正在开电话会议吗?

All boys will attend roll-call at 9 o'clock.

全体男生务必参加九点钟点名.

I often felt a charitable prompting to call at the place and see poor Bartleby.

我常感到慈悲为怀,应该到那儿去一趟,看看可怜的巴特比.

I will call at six o'clock, if that is all right to you.

如果对你方便的话,我将在六点前来拜访.

Excuse me, can I have a wake-up call at seven tomorrow morning?

对不起, 可不可以在明天早上七点叫醒我?

I'll now call at the vicarage and report to you in due course.

我现在要去教区牧师家拜访，然后适时向你汇报情况。

Could I have an alarm call at 5.30 tomorrow, please?

请在明天早晨5:30打电话叫醒我好吗？