The practice result shows that the main problems of the plant are in the key parts of SF6 disconnector such as unfit material used for guide ring of internal moving contact head and unreasonable design of the secondary control circuit.
应用结果表明:SF6断路器关键部件如内动锄头导向环用材不当,二次控制回路设计不合理,为设备重大缺陷,应引起重视。
Effect of Fluoroglycefen on Controlling Weeds in Peanut Field;
阔锄防除花生田杂草效果
The gardener used a hoe to remove weeds.
这园丁用锄头锄草。
The ground is too hard to hoe.
地太板了，不好锄。
There are many kinds of hoes, but all are used for loosening soil and digging up weeds.
锄头有很多种，但都用来松土和锄草。
Weeding must be done every year, indeed several times a year.
杂草年年要锄，一年要锄几次。
I buckled to my hoeing and the work was done quickly.
我加紧锄地，很快就锄好了。
reversible steel
双尖松土锄铲, 翻换松土锄铲
When I talked about weeding, the Rightists were not afraid because I was only talking and weeding had not actually started.
右派不怕锄，因为我讲话那个时候，不过是讲要锄草，并没有动手锄；
Pick and shovel, a dollar a day.
锄头和铲子, 一天一美元.
Does one have to swing a hoe in order for his work to be called labour?
一定要用锄头才算劳动？
Choose me a good hoe.
替我选一把好锄头。
Grandma is using the other hoe!
“另一把锄头奶奶用着呢。”
He picked up his hoe and was ready to go to the field.
他拿起锄头打算去田里。
This hoe suits me very well.
这把锄我使着很对劲儿。
Besides, uprooted weeds can be used as manure.
草锄过来还可作肥料。
Providence is always on the side of the strong battalion.
命运总是扶强锄弱的。
Every field was given at least one additional hoeing.
每块田至少又锄了一遍。
hoe-colter drill
带锄式开沟器的条播机
not plowed or harrowed or hoed.
未耕作、耕耘或锄过的。