The ideal space for a new hive can be difficult to find: the opening should be small, about 10 meters off the ground, and lead to a 40-liter cavity inside a sturdy, living tree.
一个新的蜂房往往很难寻找：在强壮的活着的树有一个40平方分米大小的腔，开口需要小，离地要100米左右。
The lateral opening includes a neck portion and a cavity portion which is used as a constrained space to grow a nanotube.
横向开口包含颈状部分和用作生长纳米管的受限空间的空腔部分。
The specimen enclosure apparatus includes a container having a cavity configured to receive the specimen and an opening extending through a neck of the container to the cavity.
试样封装设备包括具有设置 成容纳试样的空腔和延伸通过容器颈部到达空腔的开口。
Flowing capability is big and the flow resistance is little. When the valve opening, the valve core is located inside ball cavity and the flow route is straight tube.
流通能力大、流阻小。这是因为开启后阀芯位于藏球室内，阀体流道呈直筒式。
The partial cavity consists of two horizontal adiabatic surfaces, a vertical hot surface and a cold surface with varied opening.
方形空腔由两个水平绝热壁、一个竖直加热壁而另一个竖直壁为冷壁但具有变化的开口度组成。
The invention discloses a disposable syringe comprising: a needle cylinder which includes an inner surface defining an outlet cavity, an opening end and a distal end;
本发明公开了一种一次性注射器，该注射器包括：针筒，其具有 限定出腔、开口端和远端的内表面；
The invention discloses a disposable syringe comprising: a needle cylinder which includes an inner surface defining an outlet cavity, an opening end and a distal end;
本发明公开了一种一次性注射器，该注射器包括：针筒，其具有 限定出腔、开口端和远端的内表面；
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