查询词典 areca-nut

Queensland nut seeds are ball-like in shape and milky white in color with a diameter of about 1.2 to 3 cm.

尽管如此，澳洲坚果的产量仍然不到全球干坚果总量的0.1%，还处于供不应求的状况。

It is a hard nut to crack.

这是 棘手的问题。

It is a hard nut to crack.

这是一件棘手的事情

He's a hard nut to crack.

他是一个难对付的家伙。

And so this is going to be a tough nut to crack.

所以这将会是一项棘手的任务。

"You're some kind of a nut," I said.

&你还真是个怪人。&我说。

End your day with a visit to either Mauna Loa Macadamia Nut Visitor's Center or Big Island Candies where you can sample the tasty treats and take some home.

在行程结束之前，您可以参观茂纳罗亚坚果中心或者大岛糖果中心，您可以品尝和购买。

Trace the birth of the Hawaiian Islands when you visit the Hawaii Volcano Observatory and the Jaggar Museum. You'll also have the opportunity to walk through the Thurston Lava Tube before a visit to Mauna Loa Macadamia Nut Factory.

在夏威夷火山观测站和杰格尔博物馆追溯夏威夷岛的起源，在去茂纳罗亚坚果厂之前，您还有机会步行穿越瑟斯顿熔岩洞--这个由岩浆流淌而形成的洞穴。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。