查询词典 by hand

However, it is important to first screw the supply end of the hose to the outlet end of the regulator using a pipe wrench to tighten it onto the hose coupling, making it almost impossible to remove by hand.

然而，重要的是连接到调节阀出口端的软管供应端上的第一个螺丝要采用管钳将其紧固到软管接头上，使其几乎无法用手拆卸。

Glass needles were successfully made by hand in the flame of ethanol, not with a pipet puller.

不需要倒置显微镜，不需要拉针仪，微细玻璃针可在酒精灯微火上拉制。

They are always in liquid form and they spread easily by hand or with a polisher.

他们通常是液态，不论是用手还是抛光机都很容易上。

American farmers should be thankful; just think of trying to pollinate all those crops by hand.

美国的农民应该心存感激，试想一下：如果要人工为作物授粉那将会是什么样子呢。

The center pontoon models of ribbon pontoon bridge type 79A were taken as experimental objects, which were made in proportion to 1∶4 with fiber reinforced plastics/steel composite structure by hand lay up moulding process.

以我军现装备的79A带式舟桥为原型，以采用手糊成型工艺制作的按1∶4比例缩小的玻璃钢/钢复合结构的方舟模型为研究对象，采用"三弦梁"理论对模型的承载能力进行了计算。

Assure them that you will take care of the porch that they built by hand.

向他们保证会照顾你的阳台，他们建成的手。

Prior to the advent of the printing press, people had to copy by hand.

在印刷机问世以前，人们必须用手抄写。

Do by hand very weighty of course, each page wants to do, the picture of each product is waited a moment.

手工做当然很累人的，一个个页面都要做，一个个产品的图片等等。

The cost of making them by hand is prohibitive.

用手工制作它们的成本过高。

Done properly, these joints are so strong it is impossible to pull them apart by hand.

得当，这些关节是如此强大，是不可能的拉，他们除了用手工。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐